88793140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 190466640

約数和(自身を除く): 101673500

約数列:

[1, 2, 4, 5, 10, 20, 101, 113, 202, 226, 389, 404, 452, 505, 565, 778, 1010, 1130, 1556, 1945, 2020, 2260, 3890, 7780, 11413, 22826, 39289, 43957, 45652, 57065, 78578, 87914, 114130, 157156, 175828, 196445, 219785, 228260, 392890, 439570, 785780, 879140, 4439657, 8879314, 17758628, 22198285, 44396570, 88793140]

約数ペア:

[(1, 88793140), (2, 44396570), (4, 22198285), (5, 17758628), (10, 8879314), (20, 4439657), (101, 879140), (113, 785780), (202, 439570), (226, 392890), (389, 228260), (404, 219785), (452, 196445), (505, 175828), (565, 157156), (778, 114130), (1010, 87914), (1130, 78578), (1556, 57065), (1945, 45652), (2020, 43957), (2260, 39289), (3890, 22826), (7780, 11413)]