842474875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{947}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 1149977088

約数和(自身を除く): 307502213

約数列:

[1, 5, 11, 25, 55, 125, 275, 647, 947, 1375, 3235, 4735, 7117, 10417, 16175, 23675, 35585, 52085, 80875, 118375, 177925, 260425, 612709, 889625, 1302125, 3063545, 6739799, 15317725, 33698995, 76588625, 168494975, 842474875]

約数ペア:

[(1, 842474875), (5, 168494975), (11, 76588625), (25, 33698995), (55, 15317725), (125, 6739799), (275, 3063545), (647, 1302125), (947, 889625), (1375, 612709), (3235, 260425), (4735, 177925), (7117, 118375), (10417, 80875), (16175, 52085), (23675, 35585)]