87611860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10259}}^1$

素因数の和:10336

約数の個数: 48

約数和(自身を含む): 213736320

約数和(自身を除く): 126124460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 10259, 20518, 41036, 51295, 71813, 102590, 143626, 205180, 287252, 359065, 625799, 718130, 1251598, 1436260, 2503196, 3128995, 4380593, 6257990, 8761186, 12515980, 17522372, 21902965, 43805930, 87611860]

約数ペア:

[(1, 87611860), (2, 43805930), (4, 21902965), (5, 17522372), (7, 12515980), (10, 8761186), (14, 6257990), (20, 4380593), (28, 3128995), (35, 2503196), (61, 1436260), (70, 1251598), (122, 718130), (140, 625799), (244, 359065), (305, 287252), (427, 205180), (610, 143626), (854, 102590), (1220, 71813), (1708, 51295), (2135, 41036), (4270, 20518), (8540, 10259)]