64138375

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3187}}^1$

素因数の和:3232

約数の個数: 32

約数和(自身を含む): 95486976

約数和(自身を除く): 31348601

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 161, 175, 575, 805, 875, 2875, 3187, 4025, 15935, 20125, 22309, 73301, 79675, 111545, 366505, 398375, 513107, 557725, 1832525, 2565535, 2788625, 9162625, 12827675, 64138375]

約数ペア:

[(1, 64138375), (5, 12827675), (7, 9162625), (23, 2788625), (25, 2565535), (35, 1832525), (115, 557725), (125, 513107), (161, 398375), (175, 366505), (575, 111545), (805, 79675), (875, 73301), (2875, 22309), (3187, 20125), (4025, 15935)]