2881875

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 40

約数和(自身を含む): 5060880

約数和(自身を除く): 2179005

約数列:

[1, 3, 5, 15, 25, 29, 53, 75, 87, 125, 145, 159, 265, 375, 435, 625, 725, 795, 1325, 1537, 1875, 2175, 3625, 3975, 4611, 6625, 7685, 10875, 18125, 19875, 23055, 33125, 38425, 54375, 99375, 115275, 192125, 576375, 960625, 2881875]

約数ペア:

[(1, 2881875), (3, 960625), (5, 576375), (15, 192125), (25, 115275), (29, 99375), (53, 54375), (75, 38425), (87, 33125), (125, 23055), (145, 19875), (159, 18125), (265, 10875), (375, 7685), (435, 6625), (625, 4611), (725, 3975), (795, 3625), (1325, 2175), (1537, 1875)]