78874928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 177964800

約数和(自身を除く): 99089872

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 103, 152, 176, 206, 209, 229, 304, 412, 418, 458, 824, 836, 916, 1133, 1648, 1672, 1832, 1957, 2266, 2519, 3344, 3664, 3914, 4351, 4532, 5038, 7828, 8702, 9064, 10076, 15656, 17404, 18128, 20152, 21527, 23587, 31312, 34808, 40304, 43054, 47174, 47861, 69616, 86108, 94348, 95722, 172216, 188696, 191444, 259457, 344432, 377392, 382888, 448153, 518914, 765776, 896306, 1037828, 1792612, 2075656, 3585224, 4151312, 4929683, 7170448, 9859366, 19718732, 39437464, 78874928]

約数ペア:

[(1, 78874928), (2, 39437464), (4, 19718732), (8, 9859366), (11, 7170448), (16, 4929683), (19, 4151312), (22, 3585224), (38, 2075656), (44, 1792612), (76, 1037828), (88, 896306), (103, 765776), (152, 518914), (176, 448153), (206, 382888), (209, 377392), (229, 344432), (304, 259457), (412, 191444), (418, 188696), (458, 172216), (824, 95722), (836, 94348), (916, 86108), (1133, 69616), (1648, 47861), (1672, 47174), (1832, 43054), (1957, 40304), (2266, 34808), (2519, 31312), (3344, 23587), (3664, 21527), (3914, 20152), (4351, 18128), (4532, 17404), (5038, 15656), (7828, 10076), (8702, 9064)]