30008125

素因数分解:

$5^4\times 7^1\times {\mathrm{19}}^3$

素因数の和:84

約数の個数: 40

約数和(自身を含む): 45235520

約数和(自身を除く): 15227395

約数列:

[1, 5, 7, 19, 25, 35, 95, 125, 133, 175, 361, 475, 625, 665, 875, 1805, 2375, 2527, 3325, 4375, 6859, 9025, 11875, 12635, 16625, 34295, 45125, 48013, 63175, 83125, 171475, 225625, 240065, 315875, 857375, 1200325, 1579375, 4286875, 6001625, 30008125]

約数ペア:

[(1, 30008125), (5, 6001625), (7, 4286875), (19, 1579375), (25, 1200325), (35, 857375), (95, 315875), (125, 240065), (133, 225625), (175, 171475), (361, 83125), (475, 63175), (625, 48013), (665, 45125), (875, 34295), (1805, 16625), (2375, 12635), (2527, 11875), (3325, 9025), (4375, 6859)]