77920778875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{619033}}^1$

素因数の和:619120

約数の個数: 32

約数和(自身を含む): 104294848320

約数和(自身を除く): 26374069445

約数列:

[1, 5, 19, 25, 53, 95, 125, 265, 475, 1007, 1325, 2375, 5035, 6625, 25175, 125875, 619033, 3095165, 11761627, 15475825, 32808749, 58808135, 77379125, 164043745, 294040675, 623366231, 820218725, 1470203375, 3116831155, 4101093625, 15584155775, 77920778875]

約数ペア:

[(1, 77920778875), (5, 15584155775), (19, 4101093625), (25, 3116831155), (53, 1470203375), (95, 820218725), (125, 623366231), (265, 294040675), (475, 164043745), (1007, 77379125), (1325, 58808135), (2375, 32808749), (5035, 15475825), (6625, 11761627), (25175, 3095165), (125875, 619033)]