81951552

素因数分解:

$2^6\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1949}}^1$

素因数の和:2040

約数の個数: 84

約数和(自身を含む): 238239300

約数和(自身を除く): 156287748

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 73, 96, 144, 146, 192, 219, 288, 292, 438, 576, 584, 657, 876, 1168, 1314, 1752, 1949, 2336, 2628, 3504, 3898, 4672, 5256, 5847, 7008, 7796, 10512, 11694, 14016, 15592, 17541, 21024, 23388, 31184, 35082, 42048, 46776, 62368, 70164, 93552, 124736, 140328, 142277, 187104, 280656, 284554, 374208, 426831, 561312, 569108, 853662, 1122624, 1138216, 1280493, 1707324, 2276432, 2560986, 3414648, 4552864, 5121972, 6829296, 9105728, 10243944, 13658592, 20487888, 27317184, 40975776, 81951552]

約数ペア:

[(1, 81951552), (2, 40975776), (3, 27317184), (4, 20487888), (6, 13658592), (8, 10243944), (9, 9105728), (12, 6829296), (16, 5121972), (18, 4552864), (24, 3414648), (32, 2560986), (36, 2276432), (48, 1707324), (64, 1280493), (72, 1138216), (73, 1122624), (96, 853662), (144, 569108), (146, 561312), (192, 426831), (219, 374208), (288, 284554), (292, 280656), (438, 187104), (576, 142277), (584, 140328), (657, 124736), (876, 93552), (1168, 70164), (1314, 62368), (1752, 46776), (1949, 42048), (2336, 35082), (2628, 31184), (3504, 23388), (3898, 21024), (4672, 17541), (5256, 15592), (5847, 14016), (7008, 11694), (7796, 10512)]