125625680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 304868880

約数和(自身を除く): 179243200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 173, 232, 290, 313, 346, 464, 580, 626, 692, 865, 1160, 1252, 1384, 1565, 1730, 2320, 2504, 2768, 3130, 3460, 5008, 5017, 6260, 6920, 9077, 10034, 12520, 13840, 18154, 20068, 25040, 25085, 36308, 40136, 45385, 50170, 54149, 72616, 80272, 90770, 100340, 108298, 145232, 181540, 200680, 216596, 270745, 363080, 401360, 433192, 541490, 726160, 866384, 1082980, 1570321, 2165960, 3140642, 4331920, 6281284, 7851605, 12562568, 15703210, 25125136, 31406420, 62812840, 125625680]

約数ペア:

[(1, 125625680), (2, 62812840), (4, 31406420), (5, 25125136), (8, 15703210), (10, 12562568), (16, 7851605), (20, 6281284), (29, 4331920), (40, 3140642), (58, 2165960), (80, 1570321), (116, 1082980), (145, 866384), (173, 726160), (232, 541490), (290, 433192), (313, 401360), (346, 363080), (464, 270745), (580, 216596), (626, 200680), (692, 181540), (865, 145232), (1160, 108298), (1252, 100340), (1384, 90770), (1565, 80272), (1730, 72616), (2320, 54149), (2504, 50170), (2768, 45385), (3130, 40136), (3460, 36308), (5008, 25085), (5017, 25040), (6260, 20068), (6920, 18154), (9077, 13840), (10034, 12520)]