31482856

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 64788480

約数和(自身を除く): 33305624

約数列:

[1, 2, 4, 8, 31, 37, 47, 62, 73, 74, 94, 124, 146, 148, 188, 248, 292, 296, 376, 584, 1147, 1457, 1739, 2263, 2294, 2701, 2914, 3431, 3478, 4526, 4588, 5402, 5828, 6862, 6956, 9052, 9176, 10804, 11656, 13724, 13912, 18104, 21608, 27448, 53909, 83731, 106361, 107818, 126947, 167462, 212722, 215636, 253894, 334924, 425444, 431272, 507788, 669848, 850888, 1015576, 3935357, 7870714, 15741428, 31482856]

約数ペア:

[(1, 31482856), (2, 15741428), (4, 7870714), (8, 3935357), (31, 1015576), (37, 850888), (47, 669848), (62, 507788), (73, 431272), (74, 425444), (94, 334924), (124, 253894), (146, 215636), (148, 212722), (188, 167462), (248, 126947), (292, 107818), (296, 106361), (376, 83731), (584, 53909), (1147, 27448), (1457, 21608), (1739, 18104), (2263, 13912), (2294, 13724), (2701, 11656), (2914, 10804), (3431, 9176), (3478, 9052), (4526, 6956), (4588, 6862), (5402, 5828)]