87329480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10061}}^1$

素因数の和:10110

約数の個数: 64

約数和(自身を含む): 231828480

約数和(自身を除く): 144499000

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, 10061, 20122, 40244, 50305, 70427, 80488, 100610, 140854, 201220, 281708, 311891, 352135, 402440, 563416, 623782, 704270, 1247564, 1408540, 1559455, 2183237, 2495128, 2817080, 3118910, 4366474, 6237820, 8732948, 10916185, 12475640, 17465896, 21832370, 43664740, 87329480]

約数ペア:

[(1, 87329480), (2, 43664740), (4, 21832370), (5, 17465896), (7, 12475640), (8, 10916185), (10, 8732948), (14, 6237820), (20, 4366474), (28, 3118910), (31, 2817080), (35, 2495128), (40, 2183237), (56, 1559455), (62, 1408540), (70, 1247564), (124, 704270), (140, 623782), (155, 563416), (217, 402440), (248, 352135), (280, 311891), (310, 281708), (434, 201220), (620, 140854), (868, 100610), (1085, 80488), (1240, 70427), (1736, 50305), (2170, 40244), (4340, 20122), (8680, 10061)]