166479920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67129}}^1$

素因数の和:67173

約数の個数: 40

約数和(自身を含む): 399557760

約数和(自身を除く): 233077840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 67129, 134258, 268516, 335645, 537032, 671290, 1074064, 1342580, 2080999, 2685160, 4161998, 5370320, 8323996, 10404995, 16647992, 20809990, 33295984, 41619980, 83239960, 166479920]

約数ペア:

[(1, 166479920), (2, 83239960), (4, 41619980), (5, 33295984), (8, 20809990), (10, 16647992), (16, 10404995), (20, 8323996), (31, 5370320), (40, 4161998), (62, 2685160), (80, 2080999), (124, 1342580), (155, 1074064), (248, 671290), (310, 537032), (496, 335645), (620, 268516), (1240, 134258), (2480, 67129)]