71635760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127921}}^1$

素因数の和:127941

約数の個数: 40

約数和(自身を含む): 190347936

約数和(自身を除く): 118712176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 127921, 255842, 511684, 639605, 895447, 1023368, 1279210, 1790894, 2046736, 2558420, 3581788, 4477235, 5116840, 7163576, 8954470, 10233680, 14327152, 17908940, 35817880, 71635760]

約数ペア:

[(1, 71635760), (2, 35817880), (4, 17908940), (5, 14327152), (7, 10233680), (8, 8954470), (10, 7163576), (14, 5116840), (16, 4477235), (20, 3581788), (28, 2558420), (35, 2046736), (40, 1790894), (56, 1279210), (70, 1023368), (80, 895447), (112, 639605), (140, 511684), (280, 255842), (560, 127921)]