20667039075

素因数分解:

$3^2\times 5^2\times {\mathrm{167}}^1\times {\mathrm{227}}^1\times {\mathrm{2423}}^1$

素因数の和:2833

約数の個数: 72

約数和(自身を含む): 37418105088

約数和(自身を除く): 16751066013

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 167, 225, 227, 501, 681, 835, 1135, 1503, 2043, 2423, 2505, 3405, 4175, 5675, 7269, 7515, 10215, 12115, 12525, 17025, 21807, 36345, 37575, 37909, 51075, 60575, 109035, 113727, 181725, 189545, 341181, 404641, 545175, 550021, 568635, 947725, 1213923, 1650063, 1705905, 2023205, 2750105, 2843175, 3641769, 4950189, 6069615, 8250315, 8529525, 10116025, 13750525, 18208845, 24750945, 30348075, 41251575, 91044225, 91853507, 123754725, 275560521, 459267535, 826681563, 1377802605, 2296337675, 4133407815, 6889013025, 20667039075]

約数ペア:

[(1, 20667039075), (3, 6889013025), (5, 4133407815), (9, 2296337675), (15, 1377802605), (25, 826681563), (45, 459267535), (75, 275560521), (167, 123754725), (225, 91853507), (227, 91044225), (501, 41251575), (681, 30348075), (835, 24750945), (1135, 18208845), (1503, 13750525), (2043, 10116025), (2423, 8529525), (2505, 8250315), (3405, 6069615), (4175, 4950189), (5675, 3641769), (7269, 2843175), (7515, 2750105), (10215, 2023205), (12115, 1705905), (12525, 1650063), (17025, 1213923), (21807, 947725), (36345, 568635), (37575, 550021), (37909, 545175), (51075, 404641), (60575, 341181), (109035, 189545), (113727, 181725)]