89269720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 220799520

約数和(自身を除く): 131529800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 71, 85, 86, 136, 142, 170, 172, 215, 284, 340, 344, 355, 430, 568, 680, 710, 731, 860, 1207, 1420, 1462, 1720, 1849, 2414, 2840, 2924, 3053, 3655, 3698, 4828, 5848, 6035, 6106, 7310, 7396, 9245, 9656, 12070, 12212, 14620, 14792, 15265, 18490, 24140, 24424, 29240, 30530, 31433, 36980, 48280, 51901, 61060, 62866, 73960, 103802, 122120, 125732, 131279, 157165, 207604, 251464, 259505, 262558, 314330, 415208, 519010, 525116, 628660, 656395, 1038020, 1050232, 1257320, 1312790, 2076040, 2231743, 2625580, 4463486, 5251160, 8926972, 11158715, 17853944, 22317430, 44634860, 89269720]

約数ペア:

[(1, 89269720), (2, 44634860), (4, 22317430), (5, 17853944), (8, 11158715), (10, 8926972), (17, 5251160), (20, 4463486), (34, 2625580), (40, 2231743), (43, 2076040), (68, 1312790), (71, 1257320), (85, 1050232), (86, 1038020), (136, 656395), (142, 628660), (170, 525116), (172, 519010), (215, 415208), (284, 314330), (340, 262558), (344, 259505), (355, 251464), (430, 207604), (568, 157165), (680, 131279), (710, 125732), (731, 122120), (860, 103802), (1207, 73960), (1420, 62866), (1462, 61060), (1720, 51901), (1849, 48280), (2414, 36980), (2840, 31433), (2924, 30530), (3053, 29240), (3655, 24424), (3698, 24140), (4828, 18490), (5848, 15265), (6035, 14792), (6106, 14620), (7310, 12212), (7396, 12070), (9245, 9656)]