163431380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37657}}^1$

素因数の和:37704

約数の個数: 48

約数和(自身を含む): 404898816

約数和(自身を除く): 241467436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 37657, 75314, 150628, 188285, 263599, 376570, 527198, 753140, 1054396, 1167367, 1317995, 2334734, 2635990, 4669468, 5271980, 5836835, 8171569, 11673670, 16343138, 23347340, 32686276, 40857845, 81715690, 163431380]

約数ペア:

[(1, 163431380), (2, 81715690), (4, 40857845), (5, 32686276), (7, 23347340), (10, 16343138), (14, 11673670), (20, 8171569), (28, 5836835), (31, 5271980), (35, 4669468), (62, 2635990), (70, 2334734), (124, 1317995), (140, 1167367), (155, 1054396), (217, 753140), (310, 527198), (434, 376570), (620, 263599), (868, 188285), (1085, 150628), (2170, 75314), (4340, 37657)]