213505930090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{977}}^1\times {\mathrm{276623}}^1$

素因数の和:277686

約数の個数: 32

約数和(自身を含む): 389575111680

約数和(自身を除く): 176069181590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 977, 1954, 4885, 9770, 77183, 154366, 276623, 385915, 553246, 771830, 1383115, 2766230, 21853217, 43706434, 109266085, 218532170, 270260671, 540521342, 1351303355, 2702606710, 21350593009, 42701186018, 106752965045, 213505930090]

約数ペア:

[(1, 213505930090), (2, 106752965045), (5, 42701186018), (10, 21350593009), (79, 2702606710), (158, 1351303355), (395, 540521342), (790, 270260671), (977, 218532170), (1954, 109266085), (4885, 43706434), (9770, 21853217), (77183, 2766230), (154366, 1383115), (276623, 771830), (385915, 553246)]