71689275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1979}}^1$

素因数の和:2025

約数の個数: 72

約数和(自身を含む): 153204480

約数和(自身を除く): 81515205

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 63, 69, 75, 105, 115, 161, 175, 207, 225, 315, 345, 483, 525, 575, 805, 1035, 1449, 1575, 1725, 1979, 2415, 4025, 5175, 5937, 7245, 9895, 12075, 13853, 17811, 29685, 36225, 41559, 45517, 49475, 69265, 89055, 124677, 136551, 148425, 207795, 227585, 318619, 346325, 409653, 445275, 623385, 682755, 955857, 1038975, 1137925, 1593095, 2048265, 2867571, 3116925, 3413775, 4779285, 7965475, 10241325, 14337855, 23896425, 71689275]

約数ペア:

[(1, 71689275), (3, 23896425), (5, 14337855), (7, 10241325), (9, 7965475), (15, 4779285), (21, 3413775), (23, 3116925), (25, 2867571), (35, 2048265), (45, 1593095), (63, 1137925), (69, 1038975), (75, 955857), (105, 682755), (115, 623385), (161, 445275), (175, 409653), (207, 346325), (225, 318619), (315, 227585), (345, 207795), (483, 148425), (525, 136551), (575, 124677), (805, 89055), (1035, 69265), (1449, 49475), (1575, 45517), (1725, 41559), (1979, 36225), (2415, 29685), (4025, 17811), (5175, 13853), (5937, 12075), (7245, 9895)]