156913125

素因数分解:

$3^1\times 5^4\times {\mathrm{53}}^1\times {\mathrm{1579}}^1$

素因数の和:1655

約数の個数: 40

約数和(自身を含む): 266539680

約数和(自身を除く): 109626555

約数列:

[1, 3, 5, 15, 25, 53, 75, 125, 159, 265, 375, 625, 795, 1325, 1579, 1875, 3975, 4737, 6625, 7895, 19875, 23685, 33125, 39475, 83687, 99375, 118425, 197375, 251061, 418435, 592125, 986875, 1255305, 2092175, 2960625, 6276525, 10460875, 31382625, 52304375, 156913125]

約数ペア:

[(1, 156913125), (3, 52304375), (5, 31382625), (15, 10460875), (25, 6276525), (53, 2960625), (75, 2092175), (125, 1255305), (159, 986875), (265, 592125), (375, 418435), (625, 251061), (795, 197375), (1325, 118425), (1579, 99375), (1875, 83687), (3975, 39475), (4737, 33125), (6625, 23685), (7895, 19875)]