53616940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 126357840

約数和(自身を除く): 72740900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 169, 260, 290, 338, 377, 547, 580, 676, 754, 845, 1094, 1508, 1690, 1885, 2188, 2735, 3380, 3770, 4901, 5470, 7111, 7540, 9802, 10940, 14222, 15863, 19604, 24505, 28444, 31726, 35555, 49010, 63452, 71110, 79315, 92443, 98020, 142220, 158630, 184886, 206219, 317260, 369772, 412438, 462215, 824876, 924430, 1031095, 1848860, 2062190, 2680847, 4124380, 5361694, 10723388, 13404235, 26808470, 53616940]

約数ペア:

[(1, 53616940), (2, 26808470), (4, 13404235), (5, 10723388), (10, 5361694), (13, 4124380), (20, 2680847), (26, 2062190), (29, 1848860), (52, 1031095), (58, 924430), (65, 824876), (116, 462215), (130, 412438), (145, 369772), (169, 317260), (260, 206219), (290, 184886), (338, 158630), (377, 142220), (547, 98020), (580, 92443), (676, 79315), (754, 71110), (845, 63452), (1094, 49010), (1508, 35555), (1690, 31726), (1885, 28444), (2188, 24505), (2735, 19604), (3380, 15863), (3770, 14222), (4901, 10940), (5470, 9802), (7111, 7540)]