42040375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 57972096

約数和(自身を除く): 15931721

約数列:

[1, 5, 13, 25, 41, 65, 125, 205, 325, 533, 631, 1025, 1625, 2665, 3155, 5125, 8203, 13325, 15775, 25871, 41015, 66625, 78875, 129355, 205075, 336323, 646775, 1025375, 1681615, 3233875, 8408075, 42040375]

約数ペア:

[(1, 42040375), (5, 8408075), (13, 3233875), (25, 1681615), (41, 1025375), (65, 646775), (125, 336323), (205, 205075), (325, 129355), (533, 78875), (631, 66625), (1025, 41015), (1625, 25871), (2665, 15775), (3155, 13325), (5125, 8203)]