257175625

素因数分解:

$5^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2027}}^1$

素因数の和:2083

約数の個数: 40

約数和(自身を含む): 380128320

約数和(自身を除く): 122952695

約数列:

[1, 5, 7, 25, 29, 35, 125, 145, 175, 203, 625, 725, 875, 1015, 2027, 3625, 4375, 5075, 10135, 14189, 18125, 25375, 50675, 58783, 70945, 126875, 253375, 293915, 354725, 411481, 1266875, 1469575, 1773625, 2057405, 7347875, 8868125, 10287025, 36739375, 51435125, 257175625]

約数ペア:

[(1, 257175625), (5, 51435125), (7, 36739375), (25, 10287025), (29, 8868125), (35, 7347875), (125, 2057405), (145, 1773625), (175, 1469575), (203, 1266875), (625, 411481), (725, 354725), (875, 293915), (1015, 253375), (2027, 126875), (3625, 70945), (4375, 58783), (5075, 50675), (10135, 25375), (14189, 18125)]