720239624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{42487}}^1$

素因数の和:42669

約数の個数: 32

約数和(自身を含む): 1463286720

約数和(自身を除く): 743047096

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1304, 2119, 4238, 8476, 16952, 42487, 84974, 169948, 339896, 552331, 1104662, 2209324, 4418648, 6925381, 13850762, 27701524, 55403048, 90029953, 180059906, 360119812, 720239624]

約数ペア:

[(1, 720239624), (2, 360119812), (4, 180059906), (8, 90029953), (13, 55403048), (26, 27701524), (52, 13850762), (104, 6925381), (163, 4418648), (326, 2209324), (652, 1104662), (1304, 552331), (2119, 339896), (4238, 169948), (8476, 84974), (16952, 42487)]