30126875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 40

約数和(自身を含む): 41236800

約数和(自身を除く): 11109925

約数列:

[1, 5, 19, 25, 43, 59, 95, 125, 215, 295, 475, 625, 817, 1075, 1121, 1475, 2375, 2537, 4085, 5375, 5605, 7375, 11875, 12685, 20425, 26875, 28025, 36875, 48203, 63425, 102125, 140125, 241015, 317125, 510625, 700625, 1205075, 1585625, 6025375, 30126875]

約数ペア:

[(1, 30126875), (5, 6025375), (19, 1585625), (25, 1205075), (43, 700625), (59, 510625), (95, 317125), (125, 241015), (215, 140125), (295, 102125), (475, 63425), (625, 48203), (817, 36875), (1075, 28025), (1121, 26875), (1475, 20425), (2375, 12685), (2537, 11875), (4085, 7375), (5375, 5605)]