672020125

素因数分解:

$5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 1002253824

約数和(自身を除く): 330233699

約数列:

[1, 5, 7, 25, 35, 43, 53, 125, 175, 215, 265, 301, 337, 371, 875, 1075, 1325, 1505, 1685, 1855, 2279, 2359, 5375, 6625, 7525, 8425, 9275, 11395, 11795, 14491, 15953, 17861, 37625, 42125, 46375, 56975, 58975, 72455, 79765, 89305, 101437, 125027, 284875, 294875, 362275, 398825, 446525, 507185, 625135, 768023, 1811375, 1994125, 2232625, 2535925, 3125675, 3840115, 5376161, 12679625, 15628375, 19200575, 26880805, 96002875, 134404025, 672020125]

約数ペア:

[(1, 672020125), (5, 134404025), (7, 96002875), (25, 26880805), (35, 19200575), (43, 15628375), (53, 12679625), (125, 5376161), (175, 3840115), (215, 3125675), (265, 2535925), (301, 2232625), (337, 1994125), (371, 1811375), (875, 768023), (1075, 625135), (1325, 507185), (1505, 446525), (1685, 398825), (1855, 362275), (2279, 294875), (2359, 284875), (5375, 125027), (6625, 101437), (7525, 89305), (8425, 79765), (9275, 72455), (11395, 58975), (11795, 56975), (14491, 46375), (15953, 42125), (17861, 37625)]