86321980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4801}}^1$

素因数の和:4870

約数の個数: 48

約数和(自身を含む): 193616640

約数和(自身を除く): 107294660

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 4801, 8990, 9602, 17980, 19204, 24005, 48010, 96020, 139229, 148831, 278458, 297662, 556916, 595324, 696145, 744155, 1392290, 1488310, 2784580, 2976620, 4316099, 8632198, 17264396, 21580495, 43160990, 86321980]

約数ペア:

[(1, 86321980), (2, 43160990), (4, 21580495), (5, 17264396), (10, 8632198), (20, 4316099), (29, 2976620), (31, 2784580), (58, 1488310), (62, 1392290), (116, 744155), (124, 696145), (145, 595324), (155, 556916), (290, 297662), (310, 278458), (580, 148831), (620, 139229), (899, 96020), (1798, 48010), (3596, 24005), (4495, 19204), (4801, 17980), (8990, 9602)]