51733640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2531}}^1$

素因数の和:2622

約数の個数: 64

約数和(自身を含む): 134904960

約数和(自身を除く): 83171320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2531, 2555, 2920, 4088, 5062, 5110, 10124, 10220, 12655, 17717, 20248, 20440, 25310, 35434, 50620, 70868, 88585, 101240, 141736, 177170, 184763, 354340, 369526, 708680, 739052, 923815, 1293341, 1478104, 1847630, 2586682, 3695260, 5173364, 6466705, 7390520, 10346728, 12933410, 25866820, 51733640]

約数ペア:

[(1, 51733640), (2, 25866820), (4, 12933410), (5, 10346728), (7, 7390520), (8, 6466705), (10, 5173364), (14, 3695260), (20, 2586682), (28, 1847630), (35, 1478104), (40, 1293341), (56, 923815), (70, 739052), (73, 708680), (140, 369526), (146, 354340), (280, 184763), (292, 177170), (365, 141736), (511, 101240), (584, 88585), (730, 70868), (1022, 50620), (1460, 35434), (2044, 25310), (2531, 20440), (2555, 20248), (2920, 17717), (4088, 12655), (5062, 10220), (5110, 10124)]