78100160

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7873}}^1$

素因数の和:7921

約数の個数: 56

約数和(自身を含む): 191999616

約数和(自身を除く): 113899456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 7873, 9920, 15746, 31492, 39365, 62984, 78730, 125968, 157460, 244063, 251936, 314920, 488126, 503872, 629840, 976252, 1220315, 1259680, 1952504, 2440630, 2519360, 3905008, 4881260, 7810016, 9762520, 15620032, 19525040, 39050080, 78100160]

約数ペア:

[(1, 78100160), (2, 39050080), (4, 19525040), (5, 15620032), (8, 9762520), (10, 7810016), (16, 4881260), (20, 3905008), (31, 2519360), (32, 2440630), (40, 1952504), (62, 1259680), (64, 1220315), (80, 976252), (124, 629840), (155, 503872), (160, 488126), (248, 314920), (310, 251936), (320, 244063), (496, 157460), (620, 125968), (992, 78730), (1240, 62984), (1984, 39365), (2480, 31492), (4960, 15746), (7873, 9920)]