89799920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{160357}}^1$

素因数の和:160377

約数の個数: 40

約数和(自身を含む): 238612704

約数和(自身を除く): 148812784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 160357, 320714, 641428, 801785, 1122499, 1282856, 1603570, 2244998, 2565712, 3207140, 4489996, 5612495, 6414280, 8979992, 11224990, 12828560, 17959984, 22449980, 44899960, 89799920]

約数ペア:

[(1, 89799920), (2, 44899960), (4, 22449980), (5, 17959984), (7, 12828560), (8, 11224990), (10, 8979992), (14, 6414280), (16, 5612495), (20, 4489996), (28, 3207140), (35, 2565712), (40, 2244998), (56, 1603570), (70, 1282856), (80, 1122499), (112, 801785), (140, 641428), (280, 320714), (560, 160357)]