39484375

素因数分解:

$5^6\times 7^1\times {\mathrm{19}}^2$

素因数の和:75

約数の個数: 42

約数和(自身を含む): 59530488

約数和(自身を除く): 20046113

約数列:

[1, 5, 7, 19, 25, 35, 95, 125, 133, 175, 361, 475, 625, 665, 875, 1805, 2375, 2527, 3125, 3325, 4375, 9025, 11875, 12635, 15625, 16625, 21875, 45125, 59375, 63175, 83125, 109375, 225625, 296875, 315875, 415625, 1128125, 1579375, 2078125, 5640625, 7896875, 39484375]

約数ペア:

[(1, 39484375), (5, 7896875), (7, 5640625), (19, 2078125), (25, 1579375), (35, 1128125), (95, 415625), (125, 315875), (133, 296875), (175, 225625), (361, 109375), (475, 83125), (625, 63175), (665, 59375), (875, 45125), (1805, 21875), (2375, 16625), (2527, 15625), (3125, 12635), (3325, 11875), (4375, 9025)]