31614075

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 60933600

約数和(自身を除く): 29319525

約数列:

[1, 3, 5, 9, 15, 23, 25, 41, 45, 69, 75, 115, 123, 149, 205, 207, 225, 345, 369, 447, 575, 615, 745, 943, 1025, 1035, 1341, 1725, 1845, 2235, 2829, 3075, 3427, 3725, 4715, 5175, 6109, 6705, 8487, 9225, 10281, 11175, 14145, 17135, 18327, 23575, 30545, 30843, 33525, 42435, 51405, 54981, 70725, 85675, 91635, 140507, 152725, 154215, 212175, 257025, 274905, 421521, 458175, 702535, 771075, 1264563, 1374525, 2107605, 3512675, 6322815, 10538025, 31614075]

約数ペア:

[(1, 31614075), (3, 10538025), (5, 6322815), (9, 3512675), (15, 2107605), (23, 1374525), (25, 1264563), (41, 771075), (45, 702535), (69, 458175), (75, 421521), (115, 274905), (123, 257025), (149, 212175), (205, 154215), (207, 152725), (225, 140507), (345, 91635), (369, 85675), (447, 70725), (575, 54981), (615, 51405), (745, 42435), (943, 33525), (1025, 30843), (1035, 30545), (1341, 23575), (1725, 18327), (1845, 17135), (2235, 14145), (2829, 11175), (3075, 10281), (3427, 9225), (3725, 8487), (4715, 6705), (5175, 6109)]