18085600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 49871808

約数和(自身を除く): 31786208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 37, 40, 47, 50, 52, 65, 74, 80, 94, 100, 104, 130, 148, 160, 185, 188, 200, 208, 235, 260, 296, 325, 370, 376, 400, 416, 470, 481, 520, 592, 611, 650, 740, 752, 800, 925, 940, 962, 1040, 1175, 1184, 1222, 1300, 1480, 1504, 1739, 1850, 1880, 1924, 2080, 2350, 2405, 2444, 2600, 2960, 3055, 3478, 3700, 3760, 3848, 4700, 4810, 4888, 5200, 5920, 6110, 6956, 7400, 7520, 7696, 8695, 9400, 9620, 9776, 10400, 12025, 12220, 13912, 14800, 15275, 15392, 17390, 18800, 19240, 19552, 22607, 24050, 24440, 27824, 29600, 30550, 34780, 37600, 38480, 43475, 45214, 48100, 48880, 55648, 61100, 69560, 76960, 86950, 90428, 96200, 97760, 113035, 122200, 139120, 173900, 180856, 192400, 226070, 244400, 278240, 347800, 361712, 384800, 452140, 488800, 565175, 695600, 723424, 904280, 1130350, 1391200, 1808560, 2260700, 3617120, 4521400, 9042800, 18085600]

約数ペア:

[(1, 18085600), (2, 9042800), (4, 4521400), (5, 3617120), (8, 2260700), (10, 1808560), (13, 1391200), (16, 1130350), (20, 904280), (25, 723424), (26, 695600), (32, 565175), (37, 488800), (40, 452140), (47, 384800), (50, 361712), (52, 347800), (65, 278240), (74, 244400), (80, 226070), (94, 192400), (100, 180856), (104, 173900), (130, 139120), (148, 122200), (160, 113035), (185, 97760), (188, 96200), (200, 90428), (208, 86950), (235, 76960), (260, 69560), (296, 61100), (325, 55648), (370, 48880), (376, 48100), (400, 45214), (416, 43475), (470, 38480), (481, 37600), (520, 34780), (592, 30550), (611, 29600), (650, 27824), (740, 24440), (752, 24050), (800, 22607), (925, 19552), (940, 19240), (962, 18800), (1040, 17390), (1175, 15392), (1184, 15275), (1222, 14800), (1300, 13912), (1480, 12220), (1504, 12025), (1739, 10400), (1850, 9776), (1880, 9620), (1924, 9400), (2080, 8695), (2350, 7696), (2405, 7520), (2444, 7400), (2600, 6956), (2960, 6110), (3055, 5920), (3478, 5200), (3700, 4888), (3760, 4810), (3848, 4700)]