231205130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 467970048

約数和(自身を除く): 236764918

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 103, 130, 155, 206, 310, 403, 515, 557, 806, 1030, 1114, 1339, 2015, 2678, 2785, 3193, 4030, 5570, 6386, 6695, 7241, 13390, 14482, 15965, 17267, 31930, 34534, 36205, 41509, 57371, 72410, 83018, 86335, 114742, 172670, 207545, 224471, 286855, 415090, 448942, 573710, 745823, 1122355, 1491646, 1778501, 2244710, 3557002, 3729115, 7458230, 8892505, 17785010, 23120513, 46241026, 115602565, 231205130]

約数ペア:

[(1, 231205130), (2, 115602565), (5, 46241026), (10, 23120513), (13, 17785010), (26, 8892505), (31, 7458230), (62, 3729115), (65, 3557002), (103, 2244710), (130, 1778501), (155, 1491646), (206, 1122355), (310, 745823), (403, 573710), (515, 448942), (557, 415090), (806, 286855), (1030, 224471), (1114, 207545), (1339, 172670), (2015, 114742), (2678, 86335), (2785, 83018), (3193, 72410), (4030, 57371), (5570, 41509), (6386, 36205), (6695, 34534), (7241, 31930), (13390, 17267), (14482, 15965)]