406717025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3923}}^1$

素因数の和:3986

約数の個数: 48

約数和(自身を含む): 613085760

約数和(自身を除く): 206368735

約数列:

[1, 5, 11, 13, 25, 29, 55, 65, 143, 145, 275, 319, 325, 377, 715, 725, 1595, 1885, 3575, 3923, 4147, 7975, 9425, 19615, 20735, 43153, 50999, 98075, 103675, 113767, 215765, 254995, 560989, 568835, 1078825, 1251437, 1274975, 1478971, 2804945, 2844175, 6257185, 7394855, 14024725, 16268681, 31285925, 36974275, 81343405, 406717025]

約数ペア:

[(1, 406717025), (5, 81343405), (11, 36974275), (13, 31285925), (25, 16268681), (29, 14024725), (55, 7394855), (65, 6257185), (143, 2844175), (145, 2804945), (275, 1478971), (319, 1274975), (325, 1251437), (377, 1078825), (715, 568835), (725, 560989), (1595, 254995), (1885, 215765), (3575, 113767), (3923, 103675), (4147, 98075), (7975, 50999), (9425, 43153), (19615, 20735)]