74421880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{857}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 181621440

約数和(自身を除く): 107199560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 167, 260, 334, 520, 668, 835, 857, 1336, 1670, 1714, 2171, 3340, 3428, 4285, 4342, 6680, 6856, 8570, 8684, 10855, 11141, 17140, 17368, 21710, 22282, 34280, 43420, 44564, 55705, 86840, 89128, 111410, 143119, 222820, 286238, 445640, 572476, 715595, 1144952, 1431190, 1860547, 2862380, 3721094, 5724760, 7442188, 9302735, 14884376, 18605470, 37210940, 74421880]

約数ペア:

[(1, 74421880), (2, 37210940), (4, 18605470), (5, 14884376), (8, 9302735), (10, 7442188), (13, 5724760), (20, 3721094), (26, 2862380), (40, 1860547), (52, 1431190), (65, 1144952), (104, 715595), (130, 572476), (167, 445640), (260, 286238), (334, 222820), (520, 143119), (668, 111410), (835, 89128), (857, 86840), (1336, 55705), (1670, 44564), (1714, 43420), (2171, 34280), (3340, 22282), (3428, 21710), (4285, 17368), (4342, 17140), (6680, 11141), (6856, 10855), (8570, 8684)]