77105540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{941}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 172340784

約数和(自身を除く): 95235244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 241, 340, 482, 941, 964, 1205, 1882, 2410, 3764, 4097, 4705, 4820, 8194, 9410, 15997, 16388, 18820, 20485, 31994, 40970, 63988, 79985, 81940, 159970, 226781, 319940, 453562, 907124, 1133905, 2267810, 3855277, 4535620, 7710554, 15421108, 19276385, 38552770, 77105540]

約数ペア:

[(1, 77105540), (2, 38552770), (4, 19276385), (5, 15421108), (10, 7710554), (17, 4535620), (20, 3855277), (34, 2267810), (68, 1133905), (85, 907124), (170, 453562), (241, 319940), (340, 226781), (482, 159970), (941, 81940), (964, 79985), (1205, 63988), (1882, 40970), (2410, 31994), (3764, 20485), (4097, 18820), (4705, 16388), (4820, 15997), (8194, 9410)]