90476720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{937}}^1$

素因数の和:1038

約数の個数: 80

約数和(自身を含む): 226110528

約数和(自身を除く): 135633808

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 937, 1136, 1207, 1360, 1420, 1874, 2414, 2840, 3748, 4685, 4828, 5680, 6035, 7496, 9370, 9656, 12070, 14992, 15929, 18740, 19312, 24140, 31858, 37480, 48280, 63716, 66527, 74960, 79645, 96560, 127432, 133054, 159290, 254864, 266108, 318580, 332635, 532216, 637160, 665270, 1064432, 1130959, 1274320, 1330540, 2261918, 2661080, 4523836, 5322160, 5654795, 9047672, 11309590, 18095344, 22619180, 45238360, 90476720]

約数ペア:

[(1, 90476720), (2, 45238360), (4, 22619180), (5, 18095344), (8, 11309590), (10, 9047672), (16, 5654795), (17, 5322160), (20, 4523836), (34, 2661080), (40, 2261918), (68, 1330540), (71, 1274320), (80, 1130959), (85, 1064432), (136, 665270), (142, 637160), (170, 532216), (272, 332635), (284, 318580), (340, 266108), (355, 254864), (568, 159290), (680, 133054), (710, 127432), (937, 96560), (1136, 79645), (1207, 74960), (1360, 66527), (1420, 63716), (1874, 48280), (2414, 37480), (2840, 31858), (3748, 24140), (4685, 19312), (4828, 18740), (5680, 15929), (6035, 14992), (7496, 12070), (9370, 9656)]