51526620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9871}}^1$

素因数の和:9915

約数の個数: 72

約数和(自身を含む): 161703360

約数和(自身を除く): 110176740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 9871, 19742, 29613, 39484, 49355, 59226, 88839, 98710, 118452, 148065, 177678, 197420, 286259, 296130, 355356, 444195, 572518, 592260, 858777, 888390, 1145036, 1431295, 1717554, 1776780, 2576331, 2862590, 3435108, 4293885, 5152662, 5725180, 8587770, 10305324, 12881655, 17175540, 25763310, 51526620]

約数ペア:

[(1, 51526620), (2, 25763310), (3, 17175540), (4, 12881655), (5, 10305324), (6, 8587770), (9, 5725180), (10, 5152662), (12, 4293885), (15, 3435108), (18, 2862590), (20, 2576331), (29, 1776780), (30, 1717554), (36, 1431295), (45, 1145036), (58, 888390), (60, 858777), (87, 592260), (90, 572518), (116, 444195), (145, 355356), (174, 296130), (180, 286259), (261, 197420), (290, 177678), (348, 148065), (435, 118452), (522, 98710), (580, 88839), (870, 59226), (1044, 49355), (1305, 39484), (1740, 29613), (2610, 19742), (5220, 9871)]