99838880

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21517}}^1$

素因数の和:21561

約数の個数: 48

約数和(自身を含む): 244014120

約数和(自身を除く): 144175240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 21517, 43034, 86068, 107585, 172136, 215170, 344272, 430340, 623993, 688544, 860680, 1247986, 1721360, 2495972, 3119965, 3442720, 4991944, 6239930, 9983888, 12479860, 19967776, 24959720, 49919440, 99838880]

約数ペア:

[(1, 99838880), (2, 49919440), (4, 24959720), (5, 19967776), (8, 12479860), (10, 9983888), (16, 6239930), (20, 4991944), (29, 3442720), (32, 3119965), (40, 2495972), (58, 1721360), (80, 1247986), (116, 860680), (145, 688544), (160, 623993), (232, 430340), (290, 344272), (464, 215170), (580, 172136), (928, 107585), (1160, 86068), (2320, 43034), (4640, 21517)]