19212828625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{48779}}^1$

素因数の和:48954

約数の個数: 32

約数和(自身を含む): 25203260160

約数和(自身を除く): 5990431535

約数列:

[1, 5, 23, 25, 115, 125, 137, 575, 685, 2875, 3151, 3425, 15755, 17125, 48779, 78775, 243895, 393875, 1121917, 1219475, 5609585, 6097375, 6682723, 28047925, 33413615, 140239625, 153702629, 167068075, 768513145, 835340375, 3842565725, 19212828625]

約数ペア:

[(1, 19212828625), (5, 3842565725), (23, 835340375), (25, 768513145), (115, 167068075), (125, 153702629), (137, 140239625), (575, 33413615), (685, 28047925), (2875, 6682723), (3151, 6097375), (3425, 5609585), (15755, 1219475), (17125, 1121917), (48779, 393875), (78775, 243895)]