97870720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4933}}^1$

素因数の和:4983

約数の個数: 64

約数和(自身を含む): 241568640

約数和(自身を除く): 143697920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4933, 4960, 9866, 9920, 19732, 19840, 24665, 39464, 49330, 78928, 98660, 152923, 157856, 197320, 305846, 315712, 394640, 611692, 631424, 764615, 789280, 1223384, 1529230, 1578560, 2446768, 3058460, 3157120, 4893536, 6116920, 9787072, 12233840, 19574144, 24467680, 48935360, 97870720]

約数ペア:

[(1, 97870720), (2, 48935360), (4, 24467680), (5, 19574144), (8, 12233840), (10, 9787072), (16, 6116920), (20, 4893536), (31, 3157120), (32, 3058460), (40, 2446768), (62, 1578560), (64, 1529230), (80, 1223384), (124, 789280), (128, 764615), (155, 631424), (160, 611692), (248, 394640), (310, 315712), (320, 305846), (496, 197320), (620, 157856), (640, 152923), (992, 98660), (1240, 78928), (1984, 49330), (2480, 39464), (3968, 24665), (4933, 19840), (4960, 19732), (9866, 9920)]