71370970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 145981440

約数和(自身を除く): 74610470

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 79, 86, 110, 158, 191, 215, 382, 395, 430, 473, 790, 869, 946, 955, 1738, 1910, 2101, 2365, 3397, 4202, 4345, 4730, 6794, 8213, 8690, 10505, 15089, 16426, 16985, 21010, 30178, 33970, 37367, 41065, 74734, 75445, 82130, 90343, 150890, 165979, 180686, 186835, 331958, 373670, 451715, 648827, 829895, 903430, 1297654, 1659790, 3244135, 6488270, 7137097, 14274194, 35685485, 71370970]

約数ペア:

[(1, 71370970), (2, 35685485), (5, 14274194), (10, 7137097), (11, 6488270), (22, 3244135), (43, 1659790), (55, 1297654), (79, 903430), (86, 829895), (110, 648827), (158, 451715), (191, 373670), (215, 331958), (382, 186835), (395, 180686), (430, 165979), (473, 150890), (790, 90343), (869, 82130), (946, 75445), (955, 74734), (1738, 41065), (1910, 37367), (2101, 33970), (2365, 30178), (3397, 21010), (4202, 16985), (4345, 16426), (4730, 15089), (6794, 10505), (8213, 8690)]