348518375

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 456019200

約数和(自身を除く): 107500825

約数列:

[1, 5, 25, 29, 79, 125, 145, 395, 725, 1217, 1975, 2291, 3625, 6085, 9875, 11455, 30425, 35293, 57275, 96143, 152125, 176465, 286375, 480715, 882325, 2403575, 2788147, 4411625, 12017875, 13940735, 69703675, 348518375]

約数ペア:

[(1, 348518375), (5, 69703675), (25, 13940735), (29, 12017875), (79, 4411625), (125, 2788147), (145, 2403575), (395, 882325), (725, 480715), (1217, 286375), (1975, 176465), (2291, 152125), (3625, 96143), (6085, 57275), (9875, 35293), (11455, 30425)]