78830375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 107016000

約数和(自身を除く): 28185625

約数列:

[1, 5, 13, 25, 65, 125, 139, 325, 349, 695, 1625, 1745, 1807, 3475, 4537, 8725, 9035, 17375, 22685, 43625, 45175, 48511, 113425, 225875, 242555, 567125, 630643, 1212775, 3153215, 6063875, 15766075, 78830375]

約数ペア:

[(1, 78830375), (5, 15766075), (13, 6063875), (25, 3153215), (65, 1212775), (125, 630643), (139, 567125), (325, 242555), (349, 225875), (695, 113425), (1625, 48511), (1745, 45175), (1807, 43625), (3475, 22685), (4537, 17375), (8725, 9035)]