25420072

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{359}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 23568728

約数列:

[1, 2, 4, 8, 53, 106, 167, 212, 334, 359, 424, 668, 718, 1336, 1436, 2872, 8851, 17702, 19027, 35404, 38054, 59953, 70808, 76108, 119906, 152216, 239812, 479624, 3177509, 6355018, 12710036, 25420072]

約数ペア:

[(1, 25420072), (2, 12710036), (4, 6355018), (8, 3177509), (53, 479624), (106, 239812), (167, 152216), (212, 119906), (334, 76108), (359, 70808), (424, 59953), (668, 38054), (718, 35404), (1336, 19027), (1436, 17702), (2872, 8851)]