75000030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18797}}^1$

素因数の和:18833

約数の個数: 64

約数和(自身を含む): 216552960

約数和(自身を除く): 141552930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 18797, 37594, 56391, 93985, 112782, 131579, 187970, 263158, 281955, 357143, 394737, 563910, 657895, 714286, 789474, 1071429, 1315790, 1785715, 1973685, 2142858, 2500001, 3571430, 3947370, 5000002, 5357145, 7500003, 10714290, 12500005, 15000006, 25000010, 37500015, 75000030]

約数ペア:

[(1, 75000030), (2, 37500015), (3, 25000010), (5, 15000006), (6, 12500005), (7, 10714290), (10, 7500003), (14, 5357145), (15, 5000002), (19, 3947370), (21, 3571430), (30, 2500001), (35, 2142858), (38, 1973685), (42, 1785715), (57, 1315790), (70, 1071429), (95, 789474), (105, 714286), (114, 657895), (133, 563910), (190, 394737), (210, 357143), (266, 281955), (285, 263158), (399, 187970), (570, 131579), (665, 112782), (798, 93985), (1330, 56391), (1995, 37594), (3990, 18797)]