26808800

素因数分解:

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

素因数の和:121

約数の個数: 144

約数和(自身を含む): 71995392

約数和(自身を除く): 45186592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 46, 47, 50, 62, 80, 92, 94, 100, 115, 124, 155, 160, 184, 188, 200, 230, 235, 248, 310, 368, 376, 400, 460, 470, 496, 575, 620, 713, 736, 752, 775, 800, 920, 940, 992, 1081, 1150, 1175, 1240, 1426, 1457, 1504, 1550, 1840, 1880, 2162, 2300, 2350, 2480, 2852, 2914, 3100, 3565, 3680, 3760, 4324, 4600, 4700, 4960, 5405, 5704, 5828, 6200, 7130, 7285, 7520, 8648, 9200, 9400, 10810, 11408, 11656, 12400, 14260, 14570, 17296, 17825, 18400, 18800, 21620, 22816, 23312, 24800, 27025, 28520, 29140, 33511, 34592, 35650, 36425, 37600, 43240, 46624, 54050, 57040, 58280, 67022, 71300, 72850, 86480, 108100, 114080, 116560, 134044, 142600, 145700, 167555, 172960, 216200, 233120, 268088, 285200, 291400, 335110, 432400, 536176, 570400, 582800, 670220, 837775, 864800, 1072352, 1165600, 1340440, 1675550, 2680880, 3351100, 5361760, 6702200, 13404400, 26808800]

約数ペア:

[(1, 26808800), (2, 13404400), (4, 6702200), (5, 5361760), (8, 3351100), (10, 2680880), (16, 1675550), (20, 1340440), (23, 1165600), (25, 1072352), (31, 864800), (32, 837775), (40, 670220), (46, 582800), (47, 570400), (50, 536176), (62, 432400), (80, 335110), (92, 291400), (94, 285200), (100, 268088), (115, 233120), (124, 216200), (155, 172960), (160, 167555), (184, 145700), (188, 142600), (200, 134044), (230, 116560), (235, 114080), (248, 108100), (310, 86480), (368, 72850), (376, 71300), (400, 67022), (460, 58280), (470, 57040), (496, 54050), (575, 46624), (620, 43240), (713, 37600), (736, 36425), (752, 35650), (775, 34592), (800, 33511), (920, 29140), (940, 28520), (992, 27025), (1081, 24800), (1150, 23312), (1175, 22816), (1240, 21620), (1426, 18800), (1457, 18400), (1504, 17825), (1550, 17296), (1840, 14570), (1880, 14260), (2162, 12400), (2300, 11656), (2350, 11408), (2480, 10810), (2852, 9400), (2914, 9200), (3100, 8648), (3565, 7520), (3680, 7285), (3760, 7130), (4324, 6200), (4600, 5828), (4700, 5704), (4960, 5405)]