90757600

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2767}}^1$

素因数の和:2828

約数の個数: 72

約数和(自身を含む): 227047968

約数和(自身を除く): 136290368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 1025, 1312, 1640, 2050, 2767, 3280, 4100, 5534, 6560, 8200, 11068, 13835, 16400, 22136, 27670, 32800, 44272, 55340, 69175, 88544, 110680, 113447, 138350, 221360, 226894, 276700, 442720, 453788, 553400, 567235, 907576, 1106800, 1134470, 1815152, 2213600, 2268940, 2836175, 3630304, 4537880, 5672350, 9075760, 11344700, 18151520, 22689400, 45378800, 90757600]

約数ペア:

[(1, 90757600), (2, 45378800), (4, 22689400), (5, 18151520), (8, 11344700), (10, 9075760), (16, 5672350), (20, 4537880), (25, 3630304), (32, 2836175), (40, 2268940), (41, 2213600), (50, 1815152), (80, 1134470), (82, 1106800), (100, 907576), (160, 567235), (164, 553400), (200, 453788), (205, 442720), (328, 276700), (400, 226894), (410, 221360), (656, 138350), (800, 113447), (820, 110680), (1025, 88544), (1312, 69175), (1640, 55340), (2050, 44272), (2767, 32800), (3280, 27670), (4100, 22136), (5534, 16400), (6560, 13835), (8200, 11068)]