282003280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8747}}^1$

素因数の和:8804

約数の個数: 80

約数和(自身を含む): 728953344

約数和(自身を除く): 446950064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 8747, 16120, 17494, 32240, 34988, 43735, 69976, 87470, 113711, 139952, 174940, 227422, 271157, 349880, 454844, 542314, 568555, 699760, 909688, 1084628, 1137110, 1355785, 1819376, 2169256, 2274220, 2711570, 3525041, 4338512, 4548440, 5423140, 7050082, 9096880, 10846280, 14100164, 17625205, 21692560, 28200328, 35250410, 56400656, 70500820, 141001640, 282003280]

約数ペア:

[(1, 282003280), (2, 141001640), (4, 70500820), (5, 56400656), (8, 35250410), (10, 28200328), (13, 21692560), (16, 17625205), (20, 14100164), (26, 10846280), (31, 9096880), (40, 7050082), (52, 5423140), (62, 4548440), (65, 4338512), (80, 3525041), (104, 2711570), (124, 2274220), (130, 2169256), (155, 1819376), (208, 1355785), (248, 1137110), (260, 1084628), (310, 909688), (403, 699760), (496, 568555), (520, 542314), (620, 454844), (806, 349880), (1040, 271157), (1240, 227422), (1612, 174940), (2015, 139952), (2480, 113711), (3224, 87470), (4030, 69976), (6448, 43735), (8060, 34988), (8747, 32240), (16120, 17494)]