84000080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33871}}^1$

素因数の和:33915

約数の個数: 40

約数和(自身を含む): 201606144

約数和(自身を除く): 117606064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 33871, 67742, 135484, 169355, 270968, 338710, 541936, 677420, 1050001, 1354840, 2100002, 2709680, 4200004, 5250005, 8400008, 10500010, 16800016, 21000020, 42000040, 84000080]

約数ペア:

[(1, 84000080), (2, 42000040), (4, 21000020), (5, 16800016), (8, 10500010), (10, 8400008), (16, 5250005), (20, 4200004), (31, 2709680), (40, 2100002), (62, 1354840), (80, 1050001), (124, 677420), (155, 541936), (248, 338710), (310, 270968), (496, 169355), (620, 135484), (1240, 67742), (2480, 33871)]