87763480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10111}}^1$

素因数の和:10160

約数の個数: 64

約数和(自身を含む): 232980480

約数和(自身を除く): 145217000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 10111, 20222, 40444, 50555, 70777, 80888, 101110, 141554, 202220, 283108, 313441, 353885, 404440, 566216, 626882, 707770, 1253764, 1415540, 1567205, 2194087, 2507528, 2831080, 3134410, 4388174, 6268820, 8776348, 10970435, 12537640, 17552696, 21940870, 43881740, 87763480]

約数ペア:

[(1, 87763480), (2, 43881740), (4, 21940870), (5, 17552696), (7, 12537640), (8, 10970435), (10, 8776348), (14, 6268820), (20, 4388174), (28, 3134410), (31, 2831080), (35, 2507528), (40, 2194087), (56, 1567205), (62, 1415540), (70, 1253764), (124, 707770), (140, 626882), (155, 566216), (217, 404440), (248, 353885), (280, 313441), (310, 283108), (434, 202220), (620, 141554), (868, 101110), (1085, 80888), (1240, 70777), (1736, 50555), (2170, 40444), (4340, 20222), (8680, 10111)]