72153740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4082

約数の個数: 48

約数和(自身を含む): 161844480

約数和(自身を除く): 89690740

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4013, 4495, 8026, 8990, 16052, 17980, 20065, 40130, 80260, 116377, 124403, 232754, 248806, 465508, 497612, 581885, 622015, 1163770, 1244030, 2327540, 2488060, 3607687, 7215374, 14430748, 18038435, 36076870, 72153740]

約数ペア:

[(1, 72153740), (2, 36076870), (4, 18038435), (5, 14430748), (10, 7215374), (20, 3607687), (29, 2488060), (31, 2327540), (58, 1244030), (62, 1163770), (116, 622015), (124, 581885), (145, 497612), (155, 465508), (290, 248806), (310, 232754), (580, 124403), (620, 116377), (899, 80260), (1798, 40130), (3596, 20065), (4013, 17980), (4495, 16052), (8026, 8990)]