135479920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{54629}}^1$

素因数の和:54673

約数の個数: 40

約数和(自身を含む): 325157760

約数和(自身を除く): 189677840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 54629, 109258, 218516, 273145, 437032, 546290, 874064, 1092580, 1693499, 2185160, 3386998, 4370320, 6773996, 8467495, 13547992, 16934990, 27095984, 33869980, 67739960, 135479920]

約数ペア:

[(1, 135479920), (2, 67739960), (4, 33869980), (5, 27095984), (8, 16934990), (10, 13547992), (16, 8467495), (20, 6773996), (31, 4370320), (40, 3386998), (62, 2185160), (80, 1693499), (124, 1092580), (155, 874064), (248, 546290), (310, 437032), (496, 273145), (620, 218516), (1240, 109258), (2480, 54629)]