82689880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22717}}^1$

素因数の和:22748

約数の個数: 64

約数和(自身を含む): 228997440

約数和(自身を除く): 146307560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 22717, 45434, 90868, 113585, 159019, 181736, 227170, 295321, 318038, 454340, 590642, 636076, 795095, 908680, 1181284, 1272152, 1476605, 1590190, 2067247, 2362568, 2953210, 3180380, 4134494, 5906420, 6360760, 8268988, 10336235, 11812840, 16537976, 20672470, 41344940, 82689880]

約数ペア:

[(1, 82689880), (2, 41344940), (4, 20672470), (5, 16537976), (7, 11812840), (8, 10336235), (10, 8268988), (13, 6360760), (14, 5906420), (20, 4134494), (26, 3180380), (28, 2953210), (35, 2362568), (40, 2067247), (52, 1590190), (56, 1476605), (65, 1272152), (70, 1181284), (91, 908680), (104, 795095), (130, 636076), (140, 590642), (182, 454340), (260, 318038), (280, 295321), (364, 227170), (455, 181736), (520, 159019), (728, 113585), (910, 90868), (1820, 45434), (3640, 22717)]