72914480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29401}}^1$

素因数の和:29445

約数の個数: 40

約数和(自身を含む): 175000704

約数和(自身を除く): 102086224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 29401, 58802, 117604, 147005, 235208, 294010, 470416, 588020, 911431, 1176040, 1822862, 2352080, 3645724, 4557155, 7291448, 9114310, 14582896, 18228620, 36457240, 72914480]

約数ペア:

[(1, 72914480), (2, 36457240), (4, 18228620), (5, 14582896), (8, 9114310), (10, 7291448), (16, 4557155), (20, 3645724), (31, 2352080), (40, 1822862), (62, 1176040), (80, 911431), (124, 588020), (155, 470416), (248, 294010), (310, 235208), (496, 147005), (620, 117604), (1240, 58802), (2480, 29401)]