79764090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19991}}^1$

素因数の和:20027

約数の個数: 64

約数和(自身を含む): 230307840

約数和(自身を除く): 150543750

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, 19991, 39982, 59973, 99955, 119946, 139937, 199910, 279874, 299865, 379829, 419811, 599730, 699685, 759658, 839622, 1139487, 1399370, 1899145, 2099055, 2278974, 2658803, 3798290, 4198110, 5317606, 5697435, 7976409, 11394870, 13294015, 15952818, 26588030, 39882045, 79764090]

約数ペア:

[(1, 79764090), (2, 39882045), (3, 26588030), (5, 15952818), (6, 13294015), (7, 11394870), (10, 7976409), (14, 5697435), (15, 5317606), (19, 4198110), (21, 3798290), (30, 2658803), (35, 2278974), (38, 2099055), (42, 1899145), (57, 1399370), (70, 1139487), (95, 839622), (105, 759658), (114, 699685), (133, 599730), (190, 419811), (210, 379829), (266, 299865), (285, 279874), (399, 199910), (570, 139937), (665, 119946), (798, 99955), (1330, 59973), (1995, 39982), (3990, 19991)]