71260475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 107326464

約数和(自身を除く): 36065989

約数列:

[1, 5, 11, 13, 25, 31, 55, 65, 143, 155, 275, 325, 341, 403, 643, 715, 775, 1705, 2015, 3215, 3575, 4433, 7073, 8359, 8525, 10075, 16075, 19933, 22165, 35365, 41795, 91949, 99665, 110825, 176825, 208975, 219263, 259129, 459745, 498325, 1096315, 1295645, 2298725, 2850419, 5481575, 6478225, 14252095, 71260475]

約数ペア:

[(1, 71260475), (5, 14252095), (11, 6478225), (13, 5481575), (25, 2850419), (31, 2298725), (55, 1295645), (65, 1096315), (143, 498325), (155, 459745), (275, 259129), (325, 219263), (341, 208975), (403, 176825), (643, 110825), (715, 99665), (775, 91949), (1705, 41795), (2015, 35365), (3215, 22165), (3575, 19933), (4433, 16075), (7073, 10075), (8359, 8525)]