54438280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8053}}^1$

素因数の和:8090

約数の個数: 48

約数和(自身を含む): 132649380

約数和(自身を除く): 78211100

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 8053, 16106, 32212, 40265, 64424, 80530, 104689, 161060, 209378, 322120, 418756, 523445, 837512, 1046890, 1360957, 2093780, 2721914, 4187560, 5443828, 6804785, 10887656, 13609570, 27219140, 54438280]

約数ペア:

[(1, 54438280), (2, 27219140), (4, 13609570), (5, 10887656), (8, 6804785), (10, 5443828), (13, 4187560), (20, 2721914), (26, 2093780), (40, 1360957), (52, 1046890), (65, 837512), (104, 523445), (130, 418756), (169, 322120), (260, 209378), (338, 161060), (520, 104689), (676, 80530), (845, 64424), (1352, 40265), (1690, 32212), (3380, 16106), (6760, 8053)]