64054375

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^4$

素因数の和:71

約数の個数: 50

約数和(自身を含む): 100624040

約数和(自身を除く): 36569665

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 121, 125, 175, 275, 385, 605, 625, 847, 875, 1331, 1375, 1925, 3025, 4235, 4375, 6655, 6875, 9317, 9625, 14641, 15125, 21175, 33275, 46585, 48125, 73205, 75625, 102487, 105875, 166375, 232925, 366025, 512435, 529375, 831875, 1164625, 1830125, 2562175, 5823125, 9150625, 12810875, 64054375]

約数ペア:

[(1, 64054375), (5, 12810875), (7, 9150625), (11, 5823125), (25, 2562175), (35, 1830125), (55, 1164625), (77, 831875), (121, 529375), (125, 512435), (175, 366025), (275, 232925), (385, 166375), (605, 105875), (625, 102487), (847, 75625), (875, 73205), (1331, 48125), (1375, 46585), (1925, 33275), (3025, 21175), (4235, 15125), (4375, 14641), (6655, 9625), (6875, 9317)]