164010140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{4861}}^1$

素因数の和:5118

約数の個数: 48

約数和(自身を含む): 395338944

約数和(自身を除く): 231328804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 3374, 4820, 4861, 6748, 8435, 9722, 16870, 19444, 24305, 33740, 34027, 48610, 68054, 97220, 136108, 170135, 340270, 680540, 1171501, 2343002, 4686004, 5857505, 8200507, 11715010, 16401014, 23430020, 32802028, 41002535, 82005070, 164010140]

約数ペア:

[(1, 164010140), (2, 82005070), (4, 41002535), (5, 32802028), (7, 23430020), (10, 16401014), (14, 11715010), (20, 8200507), (28, 5857505), (35, 4686004), (70, 2343002), (140, 1171501), (241, 680540), (482, 340270), (964, 170135), (1205, 136108), (1687, 97220), (2410, 68054), (3374, 48610), (4820, 34027), (4861, 33740), (6748, 24305), (8435, 19444), (9722, 16870)]