99882880

素因数分解:

$2^7\times 5^1\times {\mathrm{239}}^1\times {\mathrm{653}}^1$

素因数の和:911

約数の個数: 64

約数和(自身を含む): 240148800

約数和(自身を除く): 140265920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 239, 320, 478, 640, 653, 956, 1195, 1306, 1912, 2390, 2612, 3265, 3824, 4780, 5224, 6530, 7648, 9560, 10448, 13060, 15296, 19120, 20896, 26120, 30592, 38240, 41792, 52240, 76480, 83584, 104480, 152960, 156067, 208960, 312134, 417920, 624268, 780335, 1248536, 1560670, 2497072, 3121340, 4994144, 6242680, 9988288, 12485360, 19976576, 24970720, 49941440, 99882880]

約数ペア:

[(1, 99882880), (2, 49941440), (4, 24970720), (5, 19976576), (8, 12485360), (10, 9988288), (16, 6242680), (20, 4994144), (32, 3121340), (40, 2497072), (64, 1560670), (80, 1248536), (128, 780335), (160, 624268), (239, 417920), (320, 312134), (478, 208960), (640, 156067), (653, 152960), (956, 104480), (1195, 83584), (1306, 76480), (1912, 52240), (2390, 41792), (2612, 38240), (3265, 30592), (3824, 26120), (4780, 20896), (5224, 19120), (6530, 15296), (7648, 13060), (9560, 10448)]