15666216080

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1\times {\mathrm{3413}}^1$

素因数の和:3924

約数の個数: 80

約数和(自身を含む): 36751491504

約数和(自身を除く): 21085275424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 317, 362, 634, 724, 905, 1268, 1448, 1585, 1810, 2536, 2896, 3170, 3413, 3620, 5072, 6340, 6826, 7240, 12680, 13652, 14480, 17065, 25360, 27304, 34130, 54608, 57377, 68260, 114754, 136520, 229508, 273040, 286885, 459016, 573770, 617753, 918032, 1081921, 1147540, 1235506, 2163842, 2295080, 2471012, 3088765, 4327684, 4590160, 4942024, 5409605, 6177530, 8655368, 9884048, 10819210, 12355060, 17310736, 21638420, 24710120, 43276840, 49420240, 86553680, 195827701, 391655402, 783310804, 979138505, 1566621608, 1958277010, 3133243216, 3916554020, 7833108040, 15666216080]

約数ペア:

[(1, 15666216080), (2, 7833108040), (4, 3916554020), (5, 3133243216), (8, 1958277010), (10, 1566621608), (16, 979138505), (20, 783310804), (40, 391655402), (80, 195827701), (181, 86553680), (317, 49420240), (362, 43276840), (634, 24710120), (724, 21638420), (905, 17310736), (1268, 12355060), (1448, 10819210), (1585, 9884048), (1810, 8655368), (2536, 6177530), (2896, 5409605), (3170, 4942024), (3413, 4590160), (3620, 4327684), (5072, 3088765), (6340, 2471012), (6826, 2295080), (7240, 2163842), (12680, 1235506), (13652, 1147540), (14480, 1081921), (17065, 918032), (25360, 617753), (27304, 573770), (34130, 459016), (54608, 286885), (57377, 273040), (68260, 229508), (114754, 136520)]