9108125

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:111

約数の個数: 40

約数和(自身を含む): 13120800

約数和(自身を除く): 4012675

約数列:

[1, 5, 13, 19, 25, 59, 65, 95, 125, 247, 295, 325, 475, 625, 767, 1121, 1235, 1475, 1625, 2375, 3835, 5605, 6175, 7375, 8125, 11875, 14573, 19175, 28025, 30875, 36875, 72865, 95875, 140125, 154375, 364325, 479375, 700625, 1821625, 9108125]

約数ペア:

[(1, 9108125), (5, 1821625), (13, 700625), (19, 479375), (25, 364325), (59, 154375), (65, 140125), (95, 95875), (125, 72865), (247, 36875), (295, 30875), (325, 28025), (475, 19175), (625, 14573), (767, 11875), (1121, 8125), (1235, 7375), (1475, 6175), (1625, 5605), (2375, 3835)]