65863375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 88657920

約数和(自身を除く): 22794545

約数列:

[1, 5, 23, 25, 31, 115, 125, 155, 575, 713, 739, 775, 2875, 3565, 3695, 3875, 16997, 17825, 18475, 22909, 84985, 89125, 92375, 114545, 424925, 526907, 572725, 2124625, 2634535, 2863625, 13172675, 65863375]

約数ペア:

[(1, 65863375), (5, 13172675), (23, 2863625), (25, 2634535), (31, 2124625), (115, 572725), (125, 526907), (155, 424925), (575, 114545), (713, 92375), (739, 89125), (775, 84985), (2875, 22909), (3565, 18475), (3695, 17825), (3875, 16997)]