88979920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{35879}}^1$

素因数の和:35923

約数の個数: 40

約数和(自身を含む): 213557760

約数和(自身を除く): 124577840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 35879, 71758, 143516, 179395, 287032, 358790, 574064, 717580, 1112249, 1435160, 2224498, 2870320, 4448996, 5561245, 8897992, 11122490, 17795984, 22244980, 44489960, 88979920]

約数ペア:

[(1, 88979920), (2, 44489960), (4, 22244980), (5, 17795984), (8, 11122490), (10, 8897992), (16, 5561245), (20, 4448996), (31, 2870320), (40, 2224498), (62, 1435160), (80, 1112249), (124, 717580), (155, 574064), (248, 358790), (310, 287032), (496, 179395), (620, 143516), (1240, 71758), (2480, 35879)]