86549240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 200880000

約数和(自身を除く): 114330760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 79, 122, 158, 244, 305, 316, 395, 449, 488, 610, 632, 790, 898, 1220, 1580, 1796, 2245, 2440, 3160, 3592, 4490, 4819, 8980, 9638, 17960, 19276, 24095, 27389, 35471, 38552, 48190, 54778, 70942, 96380, 109556, 136945, 141884, 177355, 192760, 219112, 273890, 283768, 354710, 547780, 709420, 1095560, 1418840, 2163731, 4327462, 8654924, 10818655, 17309848, 21637310, 43274620, 86549240]

約数ペア:

[(1, 86549240), (2, 43274620), (4, 21637310), (5, 17309848), (8, 10818655), (10, 8654924), (20, 4327462), (40, 2163731), (61, 1418840), (79, 1095560), (122, 709420), (158, 547780), (244, 354710), (305, 283768), (316, 273890), (395, 219112), (449, 192760), (488, 177355), (610, 141884), (632, 136945), (790, 109556), (898, 96380), (1220, 70942), (1580, 54778), (1796, 48190), (2245, 38552), (2440, 35471), (3160, 27389), (3592, 24095), (4490, 19276), (4819, 17960), (8980, 9638)]