75250215

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 143748000

約数和(自身を除く): 68497785

約数列:

[1, 3, 5, 9, 15, 27, 29, 43, 45, 81, 87, 129, 135, 145, 149, 215, 261, 387, 405, 435, 447, 645, 745, 783, 1161, 1247, 1305, 1341, 1935, 2235, 2349, 3483, 3741, 3915, 4023, 4321, 5805, 6235, 6407, 6705, 11223, 11745, 12069, 12963, 17415, 18705, 19221, 20115, 21605, 32035, 33669, 38889, 56115, 57663, 60345, 64815, 96105, 101007, 116667, 168345, 172989, 185803, 194445, 288315, 350001, 505035, 518967, 557409, 583335, 864945, 929015, 1672227, 1750005, 2594835, 2787045, 5016681, 8361135, 15050043, 25083405, 75250215]

約数ペア:

[(1, 75250215), (3, 25083405), (5, 15050043), (9, 8361135), (15, 5016681), (27, 2787045), (29, 2594835), (43, 1750005), (45, 1672227), (81, 929015), (87, 864945), (129, 583335), (135, 557409), (145, 518967), (149, 505035), (215, 350001), (261, 288315), (387, 194445), (405, 185803), (435, 172989), (447, 168345), (645, 116667), (745, 101007), (783, 96105), (1161, 64815), (1247, 60345), (1305, 57663), (1341, 56115), (1935, 38889), (2235, 33669), (2349, 32035), (3483, 21605), (3741, 20115), (3915, 19221), (4023, 18705), (4321, 17415), (5805, 12963), (6235, 12069), (6407, 11745), (6705, 11223)]