64481395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 88750080

約数和(自身を除く): 24268685

約数列:

[1, 5, 11, 31, 55, 59, 155, 295, 341, 641, 649, 1705, 1829, 3205, 3245, 7051, 9145, 19871, 20119, 35255, 37819, 99355, 100595, 189095, 218581, 416009, 1092905, 1172389, 2080045, 5861945, 12896279, 64481395]

約数ペア:

[(1, 64481395), (5, 12896279), (11, 5861945), (31, 2080045), (55, 1172389), (59, 1092905), (155, 416009), (295, 218581), (341, 189095), (641, 100595), (649, 99355), (1705, 37819), (1829, 35255), (3205, 20119), (3245, 19871), (7051, 9145)]