65271125

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 86441472

約数和(自身を除く): 21170347

約数列:

[1, 5, 23, 25, 73, 115, 125, 311, 365, 575, 1555, 1679, 1825, 2875, 7153, 7775, 8395, 9125, 22703, 35765, 38875, 41975, 113515, 178825, 209875, 522169, 567575, 894125, 2610845, 2837875, 13054225, 65271125]

約数ペア:

[(1, 65271125), (5, 13054225), (23, 2837875), (25, 2610845), (73, 894125), (115, 567575), (125, 522169), (311, 209875), (365, 178825), (575, 113515), (1555, 41975), (1679, 38875), (1825, 35765), (2875, 22703), (7153, 9125), (7775, 8395)]