74678960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1350

約数の個数: 80

約数和(自身を含む): 188264736

約数和(自身を除く): 113585776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1277, 1360, 1462, 1720, 2554, 2924, 3440, 3655, 5108, 5848, 6385, 7310, 10216, 11696, 12770, 14620, 20432, 21709, 25540, 29240, 43418, 51080, 54911, 58480, 86836, 102160, 108545, 109822, 173672, 217090, 219644, 274555, 347344, 434180, 439288, 549110, 868360, 878576, 933487, 1098220, 1736720, 1866974, 2196440, 3733948, 4392880, 4667435, 7467896, 9334870, 14935792, 18669740, 37339480, 74678960]

約数ペア:

[(1, 74678960), (2, 37339480), (4, 18669740), (5, 14935792), (8, 9334870), (10, 7467896), (16, 4667435), (17, 4392880), (20, 3733948), (34, 2196440), (40, 1866974), (43, 1736720), (68, 1098220), (80, 933487), (85, 878576), (86, 868360), (136, 549110), (170, 439288), (172, 434180), (215, 347344), (272, 274555), (340, 219644), (344, 217090), (430, 173672), (680, 109822), (688, 108545), (731, 102160), (860, 86836), (1277, 58480), (1360, 54911), (1462, 51080), (1720, 43418), (2554, 29240), (2924, 25540), (3440, 21709), (3655, 20432), (5108, 14620), (5848, 12770), (6385, 11696), (7310, 10216)]