76908080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 185940480

約数和(自身を除く): 109032400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 79, 80, 86, 158, 172, 215, 283, 316, 344, 395, 430, 566, 632, 688, 790, 860, 1132, 1264, 1415, 1580, 1720, 2264, 2830, 3160, 3397, 3440, 4528, 5660, 6320, 6794, 11320, 12169, 13588, 16985, 22357, 22640, 24338, 27176, 33970, 44714, 48676, 54352, 60845, 67940, 89428, 97352, 111785, 121690, 135880, 178856, 194704, 223570, 243380, 271760, 357712, 447140, 486760, 894280, 961351, 973520, 1788560, 1922702, 3845404, 4806755, 7690808, 9613510, 15381616, 19227020, 38454040, 76908080]

約数ペア:

[(1, 76908080), (2, 38454040), (4, 19227020), (5, 15381616), (8, 9613510), (10, 7690808), (16, 4806755), (20, 3845404), (40, 1922702), (43, 1788560), (79, 973520), (80, 961351), (86, 894280), (158, 486760), (172, 447140), (215, 357712), (283, 271760), (316, 243380), (344, 223570), (395, 194704), (430, 178856), (566, 135880), (632, 121690), (688, 111785), (790, 97352), (860, 89428), (1132, 67940), (1264, 60845), (1415, 54352), (1580, 48676), (1720, 44714), (2264, 33970), (2830, 27176), (3160, 24338), (3397, 22640), (3440, 22357), (4528, 16985), (5660, 13588), (6320, 12169), (6794, 11320)]