80420808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{673}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 217405440

約数和(自身を除く): 136984632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 383, 673, 766, 1149, 1346, 1532, 2019, 2298, 2692, 3064, 4038, 4596, 4979, 5384, 8076, 8749, 9192, 9958, 14937, 16152, 17498, 19916, 26247, 29874, 34996, 39832, 52494, 59748, 69992, 104988, 119496, 209976, 257759, 515518, 773277, 1031036, 1546554, 2062072, 3093108, 3350867, 6186216, 6701734, 10052601, 13403468, 20105202, 26806936, 40210404, 80420808]

約数ペア:

[(1, 80420808), (2, 40210404), (3, 26806936), (4, 20105202), (6, 13403468), (8, 10052601), (12, 6701734), (13, 6186216), (24, 3350867), (26, 3093108), (39, 2062072), (52, 1546554), (78, 1031036), (104, 773277), (156, 515518), (312, 257759), (383, 209976), (673, 119496), (766, 104988), (1149, 69992), (1346, 59748), (1532, 52494), (2019, 39832), (2298, 34996), (2692, 29874), (3064, 26247), (4038, 19916), (4596, 17498), (4979, 16152), (5384, 14937), (8076, 9958), (8749, 9192)]