130347620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 307359360

約数和(自身を除く): 177011740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 89, 130, 131, 172, 178, 215, 260, 262, 356, 430, 445, 524, 559, 655, 860, 890, 1118, 1157, 1310, 1703, 1780, 2236, 2314, 2620, 2795, 3406, 3827, 4628, 5590, 5633, 5785, 6812, 7654, 8515, 11180, 11266, 11570, 11659, 15308, 17030, 19135, 22532, 23140, 23318, 28165, 34060, 38270, 46636, 49751, 56330, 58295, 73229, 76540, 99502, 112660, 116590, 146458, 151567, 199004, 233180, 248755, 292916, 303134, 366145, 497510, 501337, 606268, 732290, 757835, 995020, 1002674, 1464580, 1515670, 2005348, 2506685, 3031340, 5013370, 6517381, 10026740, 13034762, 26069524, 32586905, 65173810, 130347620]

約数ペア:

[(1, 130347620), (2, 65173810), (4, 32586905), (5, 26069524), (10, 13034762), (13, 10026740), (20, 6517381), (26, 5013370), (43, 3031340), (52, 2506685), (65, 2005348), (86, 1515670), (89, 1464580), (130, 1002674), (131, 995020), (172, 757835), (178, 732290), (215, 606268), (260, 501337), (262, 497510), (356, 366145), (430, 303134), (445, 292916), (524, 248755), (559, 233180), (655, 199004), (860, 151567), (890, 146458), (1118, 116590), (1157, 112660), (1310, 99502), (1703, 76540), (1780, 73229), (2236, 58295), (2314, 56330), (2620, 49751), (2795, 46636), (3406, 38270), (3827, 34060), (4628, 28165), (5590, 23318), (5633, 23140), (5785, 22532), (6812, 19135), (7654, 17030), (8515, 15308), (11180, 11659), (11266, 11570)]