156947945620

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1229}}^1\times {\mathrm{25439}}^1$

素因数の和:26928

約数の個数: 48

約数和(自身を含む): 331186060800

約数和(自身を除く): 174238115180

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1229, 1255, 2458, 2510, 4916, 5020, 6145, 12290, 24580, 25439, 50878, 101756, 127195, 254390, 308479, 508780, 616958, 1233916, 1542395, 3084790, 6169580, 6385189, 12770378, 25540756, 31264531, 31925945, 62529062, 63851890, 125058124, 127703780, 156322655, 312645310, 625290620, 7847397281, 15694794562, 31389589124, 39236986405, 78473972810, 156947945620]

約数ペア:

[(1, 156947945620), (2, 78473972810), (4, 39236986405), (5, 31389589124), (10, 15694794562), (20, 7847397281), (251, 625290620), (502, 312645310), (1004, 156322655), (1229, 127703780), (1255, 125058124), (2458, 63851890), (2510, 62529062), (4916, 31925945), (5020, 31264531), (6145, 25540756), (12290, 12770378), (24580, 6385189), (25439, 6169580), (50878, 3084790), (101756, 1542395), (127195, 1233916), (254390, 616958), (308479, 508780)]