39151264

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 80994816

約数和(自身を除く): 41843552

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 122, 124, 244, 248, 488, 496, 647, 976, 992, 1294, 1891, 1952, 2588, 3782, 5176, 7564, 10352, 15128, 20057, 20704, 30256, 39467, 40114, 60512, 78934, 80228, 157868, 160456, 315736, 320912, 631472, 641824, 1223477, 1262944, 2446954, 4893908, 9787816, 19575632, 39151264]

約数ペア:

[(1, 39151264), (2, 19575632), (4, 9787816), (8, 4893908), (16, 2446954), (31, 1262944), (32, 1223477), (61, 641824), (62, 631472), (122, 320912), (124, 315736), (244, 160456), (248, 157868), (488, 80228), (496, 78934), (647, 60512), (976, 40114), (992, 39467), (1294, 30256), (1891, 20704), (1952, 20057), (2588, 15128), (3782, 10352), (5176, 7564)]