78343375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 107557632

約数和(自身を除く): 29214257

約数列:

[1, 5, 11, 25, 55, 125, 227, 251, 275, 1135, 1255, 1375, 2497, 2761, 5675, 6275, 12485, 13805, 28375, 31375, 56977, 62425, 69025, 284885, 312125, 345125, 626747, 1424425, 3133735, 7122125, 15668675, 78343375]

約数ペア:

[(1, 78343375), (5, 15668675), (11, 7122125), (25, 3133735), (55, 1424425), (125, 626747), (227, 345125), (251, 312125), (275, 284885), (1135, 69025), (1255, 62425), (1375, 56977), (2497, 31375), (2761, 28375), (5675, 13805), (6275, 12485)]