1275269320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79111}}^1$

素因数の和:79166

約数の個数: 64

約数和(自身を含む): 3189795840

約数和(自身を除く): 1914526520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 79111, 158222, 316444, 395555, 632888, 791110, 1028443, 1582220, 2056886, 2452441, 3164440, 4113772, 4904882, 5142215, 8227544, 9809764, 10284430, 12262205, 19619528, 20568860, 24524410, 31881733, 41137720, 49048820, 63763466, 98097640, 127526932, 159408665, 255053864, 318817330, 637634660, 1275269320]

約数ペア:

[(1, 1275269320), (2, 637634660), (4, 318817330), (5, 255053864), (8, 159408665), (10, 127526932), (13, 98097640), (20, 63763466), (26, 49048820), (31, 41137720), (40, 31881733), (52, 24524410), (62, 20568860), (65, 19619528), (104, 12262205), (124, 10284430), (130, 9809764), (155, 8227544), (248, 5142215), (260, 4904882), (310, 4113772), (403, 3164440), (520, 2452441), (620, 2056886), (806, 1582220), (1240, 1028443), (1612, 791110), (2015, 632888), (3224, 395555), (4030, 316444), (8060, 158222), (16120, 79111)]