23040825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 43086528

約数和(自身を除く): 20045703

約数列:

[1, 3, 5, 15, 19, 23, 25, 37, 57, 69, 75, 95, 111, 115, 185, 285, 345, 361, 437, 475, 555, 575, 703, 851, 925, 1083, 1311, 1425, 1725, 1805, 2109, 2185, 2553, 2775, 3515, 4255, 5415, 6555, 8303, 9025, 10545, 10925, 12765, 13357, 16169, 17575, 21275, 24909, 27075, 32775, 40071, 41515, 48507, 52725, 63825, 66785, 80845, 124545, 200355, 207575, 242535, 307211, 333925, 404225, 622725, 921633, 1001775, 1212675, 1536055, 4608165, 7680275, 23040825]

約数ペア:

[(1, 23040825), (3, 7680275), (5, 4608165), (15, 1536055), (19, 1212675), (23, 1001775), (25, 921633), (37, 622725), (57, 404225), (69, 333925), (75, 307211), (95, 242535), (111, 207575), (115, 200355), (185, 124545), (285, 80845), (345, 66785), (361, 63825), (437, 52725), (475, 48507), (555, 41515), (575, 40071), (703, 32775), (851, 27075), (925, 24909), (1083, 21275), (1311, 17575), (1425, 16169), (1725, 13357), (1805, 12765), (2109, 10925), (2185, 10545), (2553, 9025), (2775, 8303), (3515, 6555), (4255, 5415)]