265303120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 635798592

約数和(自身を除く): 370495472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 233, 331, 344, 430, 466, 662, 688, 860, 932, 1165, 1324, 1655, 1720, 1864, 2330, 2648, 3310, 3440, 3728, 4660, 5296, 6620, 9320, 10019, 13240, 14233, 18640, 20038, 26480, 28466, 40076, 50095, 56932, 71165, 77123, 80152, 100190, 113864, 142330, 154246, 160304, 200380, 227728, 284660, 308492, 385615, 400760, 569320, 616984, 771230, 801520, 1138640, 1233968, 1542460, 3084920, 3316289, 6169840, 6632578, 13265156, 16581445, 26530312, 33162890, 53060624, 66325780, 132651560, 265303120]

約数ペア:

[(1, 265303120), (2, 132651560), (4, 66325780), (5, 53060624), (8, 33162890), (10, 26530312), (16, 16581445), (20, 13265156), (40, 6632578), (43, 6169840), (80, 3316289), (86, 3084920), (172, 1542460), (215, 1233968), (233, 1138640), (331, 801520), (344, 771230), (430, 616984), (466, 569320), (662, 400760), (688, 385615), (860, 308492), (932, 284660), (1165, 227728), (1324, 200380), (1655, 160304), (1720, 154246), (1864, 142330), (2330, 113864), (2648, 100190), (3310, 80152), (3440, 77123), (3728, 71165), (4660, 56932), (5296, 50095), (6620, 40076), (9320, 28466), (10019, 26480), (13240, 20038), (14233, 18640)]