77512480

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2027}}^1$

素因数の和:2281

約数の個数: 48

約数和(自身を含む): 183980160

約数和(自身を除く): 106467680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1912, 2027, 2390, 3824, 4054, 4780, 7648, 8108, 9560, 10135, 16216, 19120, 20270, 32432, 38240, 40540, 64864, 81080, 162160, 324320, 484453, 968906, 1937812, 2422265, 3875624, 4844530, 7751248, 9689060, 15502496, 19378120, 38756240, 77512480]

約数ペア:

[(1, 77512480), (2, 38756240), (4, 19378120), (5, 15502496), (8, 9689060), (10, 7751248), (16, 4844530), (20, 3875624), (32, 2422265), (40, 1937812), (80, 968906), (160, 484453), (239, 324320), (478, 162160), (956, 81080), (1195, 64864), (1912, 40540), (2027, 38240), (2390, 32432), (3824, 20270), (4054, 19120), (4780, 16216), (7648, 10135), (8108, 9560)]