90855700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1487}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 216986112

約数和(自身を除く): 126130412

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 47, 50, 52, 65, 94, 100, 130, 188, 235, 260, 325, 470, 611, 650, 940, 1175, 1222, 1300, 1487, 2350, 2444, 2974, 3055, 4700, 5948, 6110, 7435, 12220, 14870, 15275, 19331, 29740, 30550, 37175, 38662, 61100, 69889, 74350, 77324, 96655, 139778, 148700, 193310, 279556, 349445, 386620, 483275, 698890, 908557, 966550, 1397780, 1747225, 1817114, 1933100, 3494450, 3634228, 4542785, 6988900, 9085570, 18171140, 22713925, 45427850, 90855700]

約数ペア:

[(1, 90855700), (2, 45427850), (4, 22713925), (5, 18171140), (10, 9085570), (13, 6988900), (20, 4542785), (25, 3634228), (26, 3494450), (47, 1933100), (50, 1817114), (52, 1747225), (65, 1397780), (94, 966550), (100, 908557), (130, 698890), (188, 483275), (235, 386620), (260, 349445), (325, 279556), (470, 193310), (611, 148700), (650, 139778), (940, 96655), (1175, 77324), (1222, 74350), (1300, 69889), (1487, 61100), (2350, 38662), (2444, 37175), (2974, 30550), (3055, 29740), (4700, 19331), (5948, 15275), (6110, 14870), (7435, 12220)]