69135625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 95169536

約数和(自身を除く): 26033911

約数列:

[1, 5, 13, 25, 65, 67, 125, 127, 325, 335, 625, 635, 871, 1625, 1651, 1675, 3175, 4355, 8125, 8255, 8375, 8509, 15875, 21775, 41275, 41875, 42545, 79375, 108875, 110617, 206375, 212725, 544375, 553085, 1031875, 1063625, 2765425, 5318125, 13827125, 69135625]

約数ペア:

[(1, 69135625), (5, 13827125), (13, 5318125), (25, 2765425), (65, 1063625), (67, 1031875), (125, 553085), (127, 544375), (325, 212725), (335, 206375), (625, 110617), (635, 108875), (871, 79375), (1625, 42545), (1651, 41875), (1675, 41275), (3175, 21775), (4355, 15875), (8125, 8509), (8255, 8375)]