127775920

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6073}}^1$

素因数の和:6349

約数の個数: 40

約数和(自身を含む): 298257696

約数和(自身を除く): 170481776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 6073, 10520, 12146, 21040, 24292, 30365, 48584, 60730, 97168, 121460, 242920, 485840, 1597199, 3194398, 6388796, 7985995, 12777592, 15971990, 25555184, 31943980, 63887960, 127775920]

約数ペア:

[(1, 127775920), (2, 63887960), (4, 31943980), (5, 25555184), (8, 15971990), (10, 12777592), (16, 7985995), (20, 6388796), (40, 3194398), (80, 1597199), (263, 485840), (526, 242920), (1052, 121460), (1315, 97168), (2104, 60730), (2630, 48584), (4208, 30365), (5260, 24292), (6073, 21040), (10520, 12146)]