99905120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{12743}}^1$

素因数の和:12772

約数の個数: 72

約数和(自身を含む): 274582224

約数和(自身を除く): 174677104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 12743, 25486, 50972, 63715, 89201, 101944, 127430, 178402, 203888, 254860, 356804, 407776, 446005, 509720, 624407, 713608, 892010, 1019440, 1248814, 1427216, 1784020, 2038880, 2497628, 2854432, 3122035, 3568040, 4995256, 6244070, 7136080, 9990512, 12488140, 14272160, 19981024, 24976280, 49952560, 99905120]

約数ペア:

[(1, 99905120), (2, 49952560), (4, 24976280), (5, 19981024), (7, 14272160), (8, 12488140), (10, 9990512), (14, 7136080), (16, 6244070), (20, 4995256), (28, 3568040), (32, 3122035), (35, 2854432), (40, 2497628), (49, 2038880), (56, 1784020), (70, 1427216), (80, 1248814), (98, 1019440), (112, 892010), (140, 713608), (160, 624407), (196, 509720), (224, 446005), (245, 407776), (280, 356804), (392, 254860), (490, 203888), (560, 178402), (784, 127430), (980, 101944), (1120, 89201), (1568, 63715), (1960, 50972), (3920, 25486), (7840, 12743)]