200077960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{997}}^1$

素因数の和:1210

約数の個数: 64

約数和(自身を含む): 468860400

約数和(自身を除く): 268782440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 173, 232, 290, 346, 580, 692, 865, 997, 1160, 1384, 1730, 1994, 3460, 3988, 4985, 5017, 6920, 7976, 9970, 10034, 19940, 20068, 25085, 28913, 39880, 40136, 50170, 57826, 100340, 115652, 144565, 172481, 200680, 231304, 289130, 344962, 578260, 689924, 862405, 1156520, 1379848, 1724810, 3449620, 5001949, 6899240, 10003898, 20007796, 25009745, 40015592, 50019490, 100038980, 200077960]

約数ペア:

[(1, 200077960), (2, 100038980), (4, 50019490), (5, 40015592), (8, 25009745), (10, 20007796), (20, 10003898), (29, 6899240), (40, 5001949), (58, 3449620), (116, 1724810), (145, 1379848), (173, 1156520), (232, 862405), (290, 689924), (346, 578260), (580, 344962), (692, 289130), (865, 231304), (997, 200680), (1160, 172481), (1384, 144565), (1730, 115652), (1994, 100340), (3460, 57826), (3988, 50170), (4985, 40136), (5017, 39880), (6920, 28913), (7976, 25085), (9970, 20068), (10034, 19940)]