82291280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{54139}}^1$

素因数の和:54171

約数の個数: 40

約数和(自身を含む): 201400800

約数和(自身を除く): 119109520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 54139, 108278, 216556, 270695, 433112, 541390, 866224, 1028641, 1082780, 2057282, 2165560, 4114564, 4331120, 5143205, 8229128, 10286410, 16458256, 20572820, 41145640, 82291280]

約数ペア:

[(1, 82291280), (2, 41145640), (4, 20572820), (5, 16458256), (8, 10286410), (10, 8229128), (16, 5143205), (19, 4331120), (20, 4114564), (38, 2165560), (40, 2057282), (76, 1082780), (80, 1028641), (95, 866224), (152, 541390), (190, 433112), (304, 270695), (380, 216556), (760, 108278), (1520, 54139)]