72445295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 97681920

約数和(自身を除く): 25236625

約数列:

[1, 5, 13, 31, 65, 155, 157, 229, 403, 785, 1145, 2015, 2041, 2977, 4867, 7099, 10205, 14885, 24335, 35495, 35953, 63271, 92287, 179765, 316355, 461435, 467389, 1114543, 2336945, 5572715, 14489059, 72445295]

約数ペア:

[(1, 72445295), (5, 14489059), (13, 5572715), (31, 2336945), (65, 1114543), (155, 467389), (157, 461435), (229, 316355), (403, 179765), (785, 92287), (1145, 63271), (2015, 35953), (2041, 35495), (2977, 24335), (4867, 14885), (7099, 10205)]