88974920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 206841600

約数和(自身を除く): 117866680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 227, 239, 328, 410, 454, 478, 820, 908, 956, 1135, 1195, 1640, 1816, 1912, 2270, 2390, 4540, 4780, 9080, 9307, 9560, 9799, 18614, 19598, 37228, 39196, 46535, 48995, 54253, 74456, 78392, 93070, 97990, 108506, 186140, 195980, 217012, 271265, 372280, 391960, 434024, 542530, 1085060, 2170120, 2224373, 4448746, 8897492, 11121865, 17794984, 22243730, 44487460, 88974920]

約数ペア:

[(1, 88974920), (2, 44487460), (4, 22243730), (5, 17794984), (8, 11121865), (10, 8897492), (20, 4448746), (40, 2224373), (41, 2170120), (82, 1085060), (164, 542530), (205, 434024), (227, 391960), (239, 372280), (328, 271265), (410, 217012), (454, 195980), (478, 186140), (820, 108506), (908, 97990), (956, 93070), (1135, 78392), (1195, 74456), (1640, 54253), (1816, 48995), (1912, 46535), (2270, 39196), (2390, 37228), (4540, 19598), (4780, 18614), (9080, 9799), (9307, 9560)]