61370855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 98918400

約数和(自身を除く): 37547545

約数列:

[1, 5, 7, 13, 19, 31, 35, 65, 91, 95, 133, 155, 217, 229, 247, 403, 455, 589, 665, 1085, 1145, 1235, 1603, 1729, 2015, 2821, 2945, 2977, 4123, 4351, 7099, 7657, 8015, 8645, 14105, 14885, 20615, 20839, 21755, 30457, 35495, 38285, 49693, 53599, 56563, 92287, 104195, 134881, 152285, 248465, 267995, 282815, 395941, 461435, 646009, 674405, 944167, 1753453, 1979705, 3230045, 4720835, 8767265, 12274171, 61370855]

約数ペア:

[(1, 61370855), (5, 12274171), (7, 8767265), (13, 4720835), (19, 3230045), (31, 1979705), (35, 1753453), (65, 944167), (91, 674405), (95, 646009), (133, 461435), (155, 395941), (217, 282815), (229, 267995), (247, 248465), (403, 152285), (455, 134881), (589, 104195), (665, 92287), (1085, 56563), (1145, 53599), (1235, 49693), (1603, 38285), (1729, 35495), (2015, 30457), (2821, 21755), (2945, 20839), (2977, 20615), (4123, 14885), (4351, 14105), (7099, 8645), (7657, 8015)]