25169940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{5179}}^1$

素因数の和:5203

約数の個数: 72

約数和(自身を含む): 79191840

約数和(自身を除く): 54021900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 5179, 10358, 15537, 20716, 25895, 31074, 46611, 51790, 62148, 77685, 93222, 103580, 139833, 155370, 186444, 233055, 279666, 310740, 419499, 466110, 559332, 699165, 838998, 932220, 1258497, 1398330, 1677996, 2097495, 2516994, 2796660, 4194990, 5033988, 6292485, 8389980, 12584970, 25169940]

約数ペア:

[(1, 25169940), (2, 12584970), (3, 8389980), (4, 6292485), (5, 5033988), (6, 4194990), (9, 2796660), (10, 2516994), (12, 2097495), (15, 1677996), (18, 1398330), (20, 1258497), (27, 932220), (30, 838998), (36, 699165), (45, 559332), (54, 466110), (60, 419499), (81, 310740), (90, 279666), (108, 233055), (135, 186444), (162, 155370), (180, 139833), (243, 103580), (270, 93222), (324, 77685), (405, 62148), (486, 51790), (540, 46611), (810, 31074), (972, 25895), (1215, 20716), (1620, 15537), (2430, 10358), (4860, 5179)]