870858491350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1223}}^1\times {\mathrm{491081}}^1$

素因数の和:492345

約数の個数: 48

約数和(自身を含む): 1677025386720

約数和(自身を除く): 806166895370

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1223, 1450, 2446, 6115, 12230, 30575, 35467, 61150, 70934, 177335, 354670, 491081, 886675, 982162, 1773350, 2455405, 4910810, 12277025, 14241349, 24554050, 28482698, 71206745, 142413490, 356033725, 600592063, 712067450, 1201184126, 3002960315, 6005920630, 15014801575, 17417169827, 30029603150, 34834339654, 87085849135, 174171698270, 435429245675, 870858491350]

約数ペア:

[(1, 870858491350), (2, 435429245675), (5, 174171698270), (10, 87085849135), (25, 34834339654), (29, 30029603150), (50, 17417169827), (58, 15014801575), (145, 6005920630), (290, 3002960315), (725, 1201184126), (1223, 712067450), (1450, 600592063), (2446, 356033725), (6115, 142413490), (12230, 71206745), (30575, 28482698), (35467, 24554050), (61150, 14241349), (70934, 12277025), (177335, 4910810), (354670, 2455405), (491081, 1773350), (886675, 982162)]