80101320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51347}}^1$

素因数の和:51374

約数の個数: 64

約数和(自身を含む): 258793920

約数和(自身を除く): 178692600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 51347, 102694, 154041, 205388, 256735, 308082, 410776, 513470, 616164, 667511, 770205, 1026940, 1232328, 1335022, 1540410, 2002533, 2053880, 2670044, 3080820, 3337555, 4005066, 5340088, 6161640, 6675110, 8010132, 10012665, 13350220, 16020264, 20025330, 26700440, 40050660, 80101320]

約数ペア:

[(1, 80101320), (2, 40050660), (3, 26700440), (4, 20025330), (5, 16020264), (6, 13350220), (8, 10012665), (10, 8010132), (12, 6675110), (13, 6161640), (15, 5340088), (20, 4005066), (24, 3337555), (26, 3080820), (30, 2670044), (39, 2053880), (40, 2002533), (52, 1540410), (60, 1335022), (65, 1232328), (78, 1026940), (104, 770205), (120, 667511), (130, 616164), (156, 513470), (195, 410776), (260, 308082), (312, 256735), (390, 205388), (520, 154041), (780, 102694), (1560, 51347)]