151489780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1453}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 343690704

約数和(自身を除く): 192200924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 401, 802, 1453, 1604, 2005, 2906, 4010, 5213, 5812, 7265, 8020, 10426, 14530, 18889, 20852, 26065, 29060, 37778, 52130, 75556, 94445, 104260, 188890, 377780, 582653, 1165306, 2330612, 2913265, 5826530, 7574489, 11653060, 15148978, 30297956, 37872445, 75744890, 151489780]

約数ペア:

[(1, 151489780), (2, 75744890), (4, 37872445), (5, 30297956), (10, 15148978), (13, 11653060), (20, 7574489), (26, 5826530), (52, 2913265), (65, 2330612), (130, 1165306), (260, 582653), (401, 377780), (802, 188890), (1453, 104260), (1604, 94445), (2005, 75556), (2906, 52130), (4010, 37778), (5213, 29060), (5812, 26065), (7265, 20852), (8020, 18889), (10426, 14530)]