828356080

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{2473}}^1$

素因数の和:2618

約数の個数: 80

約数和(自身を含む): 1987908480

約数和(自身を除く): 1159552400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 79, 80, 106, 158, 212, 265, 316, 395, 424, 530, 632, 790, 848, 1060, 1264, 1580, 2120, 2473, 3160, 4187, 4240, 4946, 6320, 8374, 9892, 12365, 16748, 19784, 20935, 24730, 33496, 39568, 41870, 49460, 66992, 83740, 98920, 131069, 167480, 195367, 197840, 262138, 334960, 390734, 524276, 655345, 781468, 976835, 1048552, 1310690, 1562936, 1953670, 2097104, 2621380, 3125872, 3907340, 5242760, 7814680, 10354451, 10485520, 15629360, 20708902, 41417804, 51772255, 82835608, 103544510, 165671216, 207089020, 414178040, 828356080]

約数ペア:

[(1, 828356080), (2, 414178040), (4, 207089020), (5, 165671216), (8, 103544510), (10, 82835608), (16, 51772255), (20, 41417804), (40, 20708902), (53, 15629360), (79, 10485520), (80, 10354451), (106, 7814680), (158, 5242760), (212, 3907340), (265, 3125872), (316, 2621380), (395, 2097104), (424, 1953670), (530, 1562936), (632, 1310690), (790, 1048552), (848, 976835), (1060, 781468), (1264, 655345), (1580, 524276), (2120, 390734), (2473, 334960), (3160, 262138), (4187, 197840), (4240, 195367), (4946, 167480), (6320, 131069), (8374, 98920), (9892, 83740), (12365, 66992), (16748, 49460), (19784, 41870), (20935, 39568), (24730, 33496)]