71017375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 108501120

約数和(自身を除く): 37483745

約数列:

[1, 5, 11, 13, 25, 29, 55, 65, 125, 137, 143, 145, 275, 319, 325, 377, 685, 715, 725, 1375, 1507, 1595, 1625, 1781, 1885, 3425, 3575, 3625, 3973, 4147, 7535, 7975, 8905, 9425, 17125, 17875, 19591, 19865, 20735, 37675, 39875, 43703, 44525, 47125, 51649, 97955, 99325, 103675, 188375, 218515, 222625, 258245, 489775, 496625, 518375, 568139, 1092575, 1291225, 2448875, 2840695, 5462875, 6456125, 14203475, 71017375]

約数ペア:

[(1, 71017375), (5, 14203475), (11, 6456125), (13, 5462875), (25, 2840695), (29, 2448875), (55, 1291225), (65, 1092575), (125, 568139), (137, 518375), (143, 496625), (145, 489775), (275, 258245), (319, 222625), (325, 218515), (377, 188375), (685, 103675), (715, 99325), (725, 97955), (1375, 51649), (1507, 47125), (1595, 44525), (1625, 43703), (1781, 39875), (1885, 37675), (3425, 20735), (3575, 19865), (3625, 19591), (3973, 17875), (4147, 17125), (7535, 9425), (7975, 8905)]