90112660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 217211904

約数和(自身を除く): 127099244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 73, 110, 124, 146, 155, 181, 220, 292, 310, 341, 362, 365, 620, 682, 724, 730, 803, 905, 1364, 1460, 1606, 1705, 1810, 1991, 2263, 3212, 3410, 3620, 3982, 4015, 4526, 5611, 6820, 7964, 8030, 9052, 9955, 11222, 11315, 13213, 16060, 19910, 22444, 22630, 24893, 26426, 28055, 39820, 45260, 49786, 52852, 56110, 61721, 66065, 99572, 112220, 123442, 124465, 132130, 145343, 246884, 248930, 264260, 290686, 308605, 409603, 497860, 581372, 617210, 726715, 819206, 1234420, 1453430, 1638412, 2048015, 2906860, 4096030, 4505633, 8192060, 9011266, 18022532, 22528165, 45056330, 90112660]

約数ペア:

[(1, 90112660), (2, 45056330), (4, 22528165), (5, 18022532), (10, 9011266), (11, 8192060), (20, 4505633), (22, 4096030), (31, 2906860), (44, 2048015), (55, 1638412), (62, 1453430), (73, 1234420), (110, 819206), (124, 726715), (146, 617210), (155, 581372), (181, 497860), (220, 409603), (292, 308605), (310, 290686), (341, 264260), (362, 248930), (365, 246884), (620, 145343), (682, 132130), (724, 124465), (730, 123442), (803, 112220), (905, 99572), (1364, 66065), (1460, 61721), (1606, 56110), (1705, 52852), (1810, 49786), (1991, 45260), (2263, 39820), (3212, 28055), (3410, 26426), (3620, 24893), (3982, 22630), (4015, 22444), (4526, 19910), (5611, 16060), (6820, 13213), (7964, 11315), (8030, 11222), (9052, 9955)]