51307125

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^2\times {\mathrm{379}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 90342720

約数和(自身を除く): 39035595

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 361, 375, 379, 475, 1083, 1137, 1425, 1805, 1895, 2375, 5415, 5685, 7125, 7201, 9025, 9475, 21603, 27075, 28425, 36005, 45125, 47375, 108015, 135375, 136819, 142125, 180025, 410457, 540075, 684095, 900125, 2052285, 2700375, 3420475, 10261425, 17102375, 51307125]

約数ペア:

[(1, 51307125), (3, 17102375), (5, 10261425), (15, 3420475), (19, 2700375), (25, 2052285), (57, 900125), (75, 684095), (95, 540075), (125, 410457), (285, 180025), (361, 142125), (375, 136819), (379, 135375), (475, 108015), (1083, 47375), (1137, 45125), (1425, 36005), (1805, 28425), (1895, 27075), (2375, 21603), (5415, 9475), (5685, 9025), (7125, 7201)]