78434125

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 126696960

約数和(自身を除く): 48262835

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 77, 125, 145, 175, 203, 275, 281, 319, 385, 725, 875, 1015, 1375, 1405, 1595, 1925, 1967, 2233, 3091, 3625, 5075, 7025, 7975, 8149, 9625, 9835, 11165, 15455, 21637, 25375, 35125, 39875, 40745, 49175, 55825, 57043, 77275, 89639, 108185, 203725, 245875, 279125, 285215, 386375, 448195, 540925, 627473, 1018625, 1426075, 2240975, 2704625, 3137365, 7130375, 11204875, 15686825, 78434125]

約数ペア:

[(1, 78434125), (5, 15686825), (7, 11204875), (11, 7130375), (25, 3137365), (29, 2704625), (35, 2240975), (55, 1426075), (77, 1018625), (125, 627473), (145, 540925), (175, 448195), (203, 386375), (275, 285215), (281, 279125), (319, 245875), (385, 203725), (725, 108185), (875, 89639), (1015, 77275), (1375, 57043), (1405, 55825), (1595, 49175), (1925, 40745), (1967, 39875), (2233, 35125), (3091, 25375), (3625, 21637), (5075, 15455), (7025, 11165), (7975, 9835), (8149, 9625)]