88389940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1301}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 192487680

約数和(自身を除く): 104097740

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1301, 1580, 2602, 3397, 5204, 6505, 6794, 13010, 13588, 16985, 26020, 33970, 55943, 67940, 102779, 111886, 205558, 223772, 279715, 411116, 513895, 559430, 1027790, 1118860, 2055580, 4419497, 8838994, 17677988, 22097485, 44194970, 88389940]

約数ペア:

[(1, 88389940), (2, 44194970), (4, 22097485), (5, 17677988), (10, 8838994), (20, 4419497), (43, 2055580), (79, 1118860), (86, 1027790), (158, 559430), (172, 513895), (215, 411116), (316, 279715), (395, 223772), (430, 205558), (790, 111886), (860, 102779), (1301, 67940), (1580, 55943), (2602, 33970), (3397, 26020), (5204, 16985), (6505, 13588), (6794, 13010)]