158317400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:549

約数の個数: 96

約数和(自身を含む): 386694000

約数和(自身を除く): 228376600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 43, 50, 82, 86, 100, 164, 172, 200, 205, 215, 328, 344, 410, 430, 449, 820, 860, 898, 1025, 1075, 1640, 1720, 1763, 1796, 2050, 2150, 2245, 3526, 3592, 4100, 4300, 4490, 7052, 8200, 8600, 8815, 8980, 11225, 14104, 17630, 17960, 18409, 19307, 22450, 35260, 36818, 38614, 44075, 44900, 70520, 73636, 77228, 88150, 89800, 92045, 96535, 147272, 154456, 176300, 184090, 193070, 352600, 368180, 386140, 460225, 482675, 736360, 772280, 791587, 920450, 965350, 1583174, 1840900, 1930700, 3166348, 3681800, 3861400, 3957935, 6332696, 7915870, 15831740, 19789675, 31663480, 39579350, 79158700, 158317400]

約数ペア:

[(1, 158317400), (2, 79158700), (4, 39579350), (5, 31663480), (8, 19789675), (10, 15831740), (20, 7915870), (25, 6332696), (40, 3957935), (41, 3861400), (43, 3681800), (50, 3166348), (82, 1930700), (86, 1840900), (100, 1583174), (164, 965350), (172, 920450), (200, 791587), (205, 772280), (215, 736360), (328, 482675), (344, 460225), (410, 386140), (430, 368180), (449, 352600), (820, 193070), (860, 184090), (898, 176300), (1025, 154456), (1075, 147272), (1640, 96535), (1720, 92045), (1763, 89800), (1796, 88150), (2050, 77228), (2150, 73636), (2245, 70520), (3526, 44900), (3592, 44075), (4100, 38614), (4300, 36818), (4490, 35260), (7052, 22450), (8200, 19307), (8600, 18409), (8815, 17960), (8980, 17630), (11225, 14104)]