31663520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1663}}^1$

素因数の和:1702

約数の個数: 96

約数和(自身を含む): 90574848

約数和(自身を除く): 58911328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1190, 1360, 1663, 1904, 2380, 2720, 3326, 3808, 4760, 6652, 8315, 9520, 11641, 13304, 16630, 19040, 23282, 26608, 28271, 33260, 46564, 53216, 56542, 58205, 66520, 93128, 113084, 116410, 133040, 141355, 186256, 197897, 226168, 232820, 266080, 282710, 372512, 395794, 452336, 465640, 565420, 791588, 904672, 931280, 989485, 1130840, 1583176, 1862560, 1978970, 2261680, 3166352, 3957940, 4523360, 6332704, 7915880, 15831760, 31663520]

約数ペア:

[(1, 31663520), (2, 15831760), (4, 7915880), (5, 6332704), (7, 4523360), (8, 3957940), (10, 3166352), (14, 2261680), (16, 1978970), (17, 1862560), (20, 1583176), (28, 1130840), (32, 989485), (34, 931280), (35, 904672), (40, 791588), (56, 565420), (68, 465640), (70, 452336), (80, 395794), (85, 372512), (112, 282710), (119, 266080), (136, 232820), (140, 226168), (160, 197897), (170, 186256), (224, 141355), (238, 133040), (272, 116410), (280, 113084), (340, 93128), (476, 66520), (544, 58205), (560, 56542), (595, 53216), (680, 46564), (952, 33260), (1120, 28271), (1190, 26608), (1360, 23282), (1663, 19040), (1904, 16630), (2380, 13304), (2720, 11641), (3326, 9520), (3808, 8315), (4760, 6652)]