80121664

素因数分解:

$2^6\times 7^2\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:936

約数の個数: 84

約数和(自身を含む): 191543940

約数和(自身を除く): 111422276

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 64, 98, 112, 116, 196, 203, 224, 232, 392, 406, 448, 464, 784, 812, 881, 928, 1421, 1568, 1624, 1762, 1856, 2842, 3136, 3248, 3524, 5684, 6167, 6496, 7048, 11368, 12334, 12992, 14096, 22736, 24668, 25549, 28192, 43169, 45472, 49336, 51098, 56384, 86338, 90944, 98672, 102196, 172676, 178843, 197344, 204392, 345352, 357686, 394688, 408784, 690704, 715372, 817568, 1251901, 1381408, 1430744, 1635136, 2503802, 2762816, 2861488, 5007604, 5722976, 10015208, 11445952, 20030416, 40060832, 80121664]

約数ペア:

[(1, 80121664), (2, 40060832), (4, 20030416), (7, 11445952), (8, 10015208), (14, 5722976), (16, 5007604), (28, 2861488), (29, 2762816), (32, 2503802), (49, 1635136), (56, 1430744), (58, 1381408), (64, 1251901), (98, 817568), (112, 715372), (116, 690704), (196, 408784), (203, 394688), (224, 357686), (232, 345352), (392, 204392), (406, 197344), (448, 178843), (464, 172676), (784, 102196), (812, 98672), (881, 90944), (928, 86338), (1421, 56384), (1568, 51098), (1624, 49336), (1762, 45472), (1856, 43169), (2842, 28192), (3136, 25549), (3248, 24668), (3524, 22736), (5684, 14096), (6167, 12992), (6496, 12334), (7048, 11368)]