27702958660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{638023}}^1$

素因数の和:638212

約数の個数: 48

約数和(自身を含む): 63026562816

約数和(自身を除く): 35323604156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1670, 2171, 3340, 4342, 8684, 10855, 21710, 43420, 638023, 1276046, 2552092, 3190115, 6380230, 8294299, 12760460, 16588598, 33177196, 41471495, 82942990, 106549841, 165885980, 213099682, 426199364, 532749205, 1065498410, 1385147933, 2130996820, 2770295866, 5540591732, 6925739665, 13851479330, 27702958660]

約数ペア:

[(1, 27702958660), (2, 13851479330), (4, 6925739665), (5, 5540591732), (10, 2770295866), (13, 2130996820), (20, 1385147933), (26, 1065498410), (52, 532749205), (65, 426199364), (130, 213099682), (167, 165885980), (260, 106549841), (334, 82942990), (668, 41471495), (835, 33177196), (1670, 16588598), (2171, 12760460), (3340, 8294299), (4342, 6380230), (8684, 3190115), (10855, 2552092), (21710, 1276046), (43420, 638023)]