87356920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3089}}^1$

素因数の和:3208

約数の個数: 64

約数和(自身を含む): 226929600

約数和(自身を除く): 139572680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1414, 2020, 2828, 3089, 3535, 4040, 5656, 6178, 7070, 12356, 14140, 15445, 21623, 24712, 28280, 30890, 43246, 61780, 86492, 108115, 123560, 172984, 216230, 311989, 432460, 623978, 864920, 1247956, 1559945, 2183923, 2495912, 3119890, 4367846, 6239780, 8735692, 10919615, 12479560, 17471384, 21839230, 43678460, 87356920]

約数ペア:

[(1, 87356920), (2, 43678460), (4, 21839230), (5, 17471384), (7, 12479560), (8, 10919615), (10, 8735692), (14, 6239780), (20, 4367846), (28, 3119890), (35, 2495912), (40, 2183923), (56, 1559945), (70, 1247956), (101, 864920), (140, 623978), (202, 432460), (280, 311989), (404, 216230), (505, 172984), (707, 123560), (808, 108115), (1010, 86492), (1414, 61780), (2020, 43246), (2828, 30890), (3089, 28280), (3535, 24712), (4040, 21623), (5656, 15445), (6178, 14140), (7070, 12356)]