21848750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1$

素因数の和:267

約数の個数: 80

約数和(自身を含む): 51283584

約数和(自身を除く): 29434834

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 227, 250, 275, 350, 385, 454, 550, 625, 770, 875, 1135, 1250, 1375, 1589, 1750, 1925, 2270, 2497, 2750, 3178, 3850, 4375, 4994, 5675, 6875, 7945, 8750, 9625, 11350, 12485, 13750, 15890, 17479, 19250, 24970, 28375, 34958, 39725, 48125, 56750, 62425, 79450, 87395, 96250, 124850, 141875, 174790, 198625, 283750, 312125, 397250, 436975, 624250, 873950, 993125, 1560625, 1986250, 2184875, 3121250, 4369750, 10924375, 21848750]

約数ペア:

[(1, 21848750), (2, 10924375), (5, 4369750), (7, 3121250), (10, 2184875), (11, 1986250), (14, 1560625), (22, 993125), (25, 873950), (35, 624250), (50, 436975), (55, 397250), (70, 312125), (77, 283750), (110, 198625), (125, 174790), (154, 141875), (175, 124850), (227, 96250), (250, 87395), (275, 79450), (350, 62425), (385, 56750), (454, 48125), (550, 39725), (625, 34958), (770, 28375), (875, 24970), (1135, 19250), (1250, 17479), (1375, 15890), (1589, 13750), (1750, 12485), (1925, 11350), (2270, 9625), (2497, 8750), (2750, 7945), (3178, 6875), (3850, 5675), (4375, 4994)]