87128600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 192

約数和(自身を含む): 239984640

約数和(自身を除く): 152856040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 25, 26, 31, 40, 46, 47, 50, 52, 62, 65, 92, 94, 100, 104, 115, 124, 130, 155, 184, 188, 200, 230, 235, 248, 260, 299, 310, 325, 376, 403, 460, 470, 520, 575, 598, 611, 620, 650, 713, 775, 806, 920, 940, 1081, 1150, 1175, 1196, 1222, 1240, 1300, 1426, 1457, 1495, 1550, 1612, 1880, 2015, 2162, 2300, 2350, 2392, 2444, 2600, 2852, 2914, 2990, 3055, 3100, 3224, 3565, 4030, 4324, 4600, 4700, 4888, 5405, 5704, 5828, 5980, 6110, 6200, 7130, 7285, 7475, 8060, 8648, 9269, 9400, 10075, 10810, 11656, 11960, 12220, 14053, 14260, 14570, 14950, 15275, 16120, 17825, 18538, 18941, 20150, 21620, 24440, 27025, 28106, 28520, 29140, 29900, 30550, 33511, 35650, 36425, 37076, 37882, 40300, 43240, 46345, 54050, 56212, 58280, 59800, 61100, 67022, 70265, 71300, 72850, 74152, 75764, 80600, 92690, 94705, 108100, 112424, 122200, 134044, 140530, 142600, 145700, 151528, 167555, 185380, 189410, 216200, 231725, 268088, 281060, 291400, 335110, 351325, 370760, 378820, 435643, 463450, 473525, 562120, 670220, 702650, 757640, 837775, 871286, 926900, 947050, 1340440, 1405300, 1675550, 1742572, 1853800, 1894100, 2178215, 2810600, 3351100, 3485144, 3788200, 4356430, 6702200, 8712860, 10891075, 17425720, 21782150, 43564300, 87128600]

約数ペア:

[(1, 87128600), (2, 43564300), (4, 21782150), (5, 17425720), (8, 10891075), (10, 8712860), (13, 6702200), (20, 4356430), (23, 3788200), (25, 3485144), (26, 3351100), (31, 2810600), (40, 2178215), (46, 1894100), (47, 1853800), (50, 1742572), (52, 1675550), (62, 1405300), (65, 1340440), (92, 947050), (94, 926900), (100, 871286), (104, 837775), (115, 757640), (124, 702650), (130, 670220), (155, 562120), (184, 473525), (188, 463450), (200, 435643), (230, 378820), (235, 370760), (248, 351325), (260, 335110), (299, 291400), (310, 281060), (325, 268088), (376, 231725), (403, 216200), (460, 189410), (470, 185380), (520, 167555), (575, 151528), (598, 145700), (611, 142600), (620, 140530), (650, 134044), (713, 122200), (775, 112424), (806, 108100), (920, 94705), (940, 92690), (1081, 80600), (1150, 75764), (1175, 74152), (1196, 72850), (1222, 71300), (1240, 70265), (1300, 67022), (1426, 61100), (1457, 59800), (1495, 58280), (1550, 56212), (1612, 54050), (1880, 46345), (2015, 43240), (2162, 40300), (2300, 37882), (2350, 37076), (2392, 36425), (2444, 35650), (2600, 33511), (2852, 30550), (2914, 29900), (2990, 29140), (3055, 28520), (3100, 28106), (3224, 27025), (3565, 24440), (4030, 21620), (4324, 20150), (4600, 18941), (4700, 18538), (4888, 17825), (5405, 16120), (5704, 15275), (5828, 14950), (5980, 14570), (6110, 14260), (6200, 14053), (7130, 12220), (7285, 11960), (7475, 11656), (8060, 10810), (8648, 10075), (9269, 9400)]