79422640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5309}}^1$

素因数の和:5350

約数の個数: 80

約数和(自身を含む): 213334560

約数和(自身を除く): 133911920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 5309, 7480, 10618, 14960, 21236, 26545, 42472, 53090, 58399, 84944, 90253, 106180, 116798, 180506, 212360, 233596, 291995, 361012, 424720, 451265, 467192, 583990, 722024, 902530, 934384, 992783, 1167980, 1444048, 1805060, 1985566, 2335960, 3610120, 3971132, 4671920, 4963915, 7220240, 7942264, 9927830, 15884528, 19855660, 39711320, 79422640]

約数ペア:

[(1, 79422640), (2, 39711320), (4, 19855660), (5, 15884528), (8, 9927830), (10, 7942264), (11, 7220240), (16, 4963915), (17, 4671920), (20, 3971132), (22, 3610120), (34, 2335960), (40, 1985566), (44, 1805060), (55, 1444048), (68, 1167980), (80, 992783), (85, 934384), (88, 902530), (110, 722024), (136, 583990), (170, 467192), (176, 451265), (187, 424720), (220, 361012), (272, 291995), (340, 233596), (374, 212360), (440, 180506), (680, 116798), (748, 106180), (880, 90253), (935, 84944), (1360, 58399), (1496, 53090), (1870, 42472), (2992, 26545), (3740, 21236), (5309, 14960), (7480, 10618)]