257033090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{28591}}^1$

素因数の和:28658

約数の個数: 32

約数和(自身を含む): 494069760

約数和(自身を除く): 237036670

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1798, 4495, 8990, 28591, 57182, 142955, 285910, 829139, 886321, 1658278, 1772642, 4145695, 4431605, 8291390, 8863210, 25703309, 51406618, 128516545, 257033090]

約数ペア:

[(1, 257033090), (2, 128516545), (5, 51406618), (10, 25703309), (29, 8863210), (31, 8291390), (58, 4431605), (62, 4145695), (145, 1772642), (155, 1658278), (290, 886321), (310, 829139), (899, 285910), (1798, 142955), (4495, 57182), (8990, 28591)]