78782740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1373}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 175432320

約数和(自身を除く): 96649580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 604, 755, 1373, 1510, 2746, 2869, 3020, 5492, 5738, 6865, 11476, 13730, 14345, 26087, 27460, 28690, 52174, 57380, 104348, 130435, 207323, 260870, 414646, 521740, 829292, 1036615, 2073230, 3939137, 4146460, 7878274, 15756548, 19695685, 39391370, 78782740]

約数ペア:

[(1, 78782740), (2, 39391370), (4, 19695685), (5, 15756548), (10, 7878274), (19, 4146460), (20, 3939137), (38, 2073230), (76, 1036615), (95, 829292), (151, 521740), (190, 414646), (302, 260870), (380, 207323), (604, 130435), (755, 104348), (1373, 57380), (1510, 52174), (2746, 28690), (2869, 27460), (3020, 26087), (5492, 14345), (5738, 13730), (6865, 11476)]