99713920

素因数分解:

$2^7\times 5^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1$

素因数の和:815

約数の個数: 64

約数和(自身を含む): 239598000

約数和(自身を除く): 139884080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 347, 449, 640, 694, 898, 1388, 1735, 1796, 2245, 2776, 3470, 3592, 4490, 5552, 6940, 7184, 8980, 11104, 13880, 14368, 17960, 22208, 27760, 28736, 35920, 44416, 55520, 57472, 71840, 111040, 143680, 155803, 222080, 287360, 311606, 623212, 779015, 1246424, 1558030, 2492848, 3116060, 4985696, 6232120, 9971392, 12464240, 19942784, 24928480, 49856960, 99713920]

約数ペア:

[(1, 99713920), (2, 49856960), (4, 24928480), (5, 19942784), (8, 12464240), (10, 9971392), (16, 6232120), (20, 4985696), (32, 3116060), (40, 2492848), (64, 1558030), (80, 1246424), (128, 779015), (160, 623212), (320, 311606), (347, 287360), (449, 222080), (640, 155803), (694, 143680), (898, 111040), (1388, 71840), (1735, 57472), (1796, 55520), (2245, 44416), (2776, 35920), (3470, 28736), (3592, 27760), (4490, 22208), (5552, 17960), (6940, 14368), (7184, 13880), (8980, 11104)]