104802560

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2059

約数の個数: 72

約数和(自身を含む): 257286456

約数和(自身を除く): 152483896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 1997, 2624, 3280, 3994, 5248, 6560, 7988, 9985, 10496, 13120, 15976, 19970, 26240, 31952, 39940, 52480, 63904, 79880, 81877, 127808, 159760, 163754, 255616, 319520, 327508, 409385, 511232, 639040, 655016, 818770, 1278080, 1310032, 1637540, 2556160, 2620064, 3275080, 5240128, 6550160, 10480256, 13100320, 20960512, 26200640, 52401280, 104802560]

約数ペア:

[(1, 104802560), (2, 52401280), (4, 26200640), (5, 20960512), (8, 13100320), (10, 10480256), (16, 6550160), (20, 5240128), (32, 3275080), (40, 2620064), (41, 2556160), (64, 1637540), (80, 1310032), (82, 1278080), (128, 818770), (160, 655016), (164, 639040), (205, 511232), (256, 409385), (320, 327508), (328, 319520), (410, 255616), (640, 163754), (656, 159760), (820, 127808), (1280, 81877), (1312, 79880), (1640, 63904), (1997, 52480), (2624, 39940), (3280, 31952), (3994, 26240), (5248, 19970), (6560, 15976), (7988, 13120), (9985, 10496)]