53343420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68389}}^1$

素因数の和:68414

約数の個数: 48

約数和(自身を含む): 160853280

約数和(自身を除く): 107509860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 68389, 136778, 205167, 273556, 341945, 410334, 683890, 820668, 889057, 1025835, 1367780, 1778114, 2051670, 2667171, 3556228, 4103340, 4445285, 5334342, 8890570, 10668684, 13335855, 17781140, 26671710, 53343420]

約数ペア:

[(1, 53343420), (2, 26671710), (3, 17781140), (4, 13335855), (5, 10668684), (6, 8890570), (10, 5334342), (12, 4445285), (13, 4103340), (15, 3556228), (20, 2667171), (26, 2051670), (30, 1778114), (39, 1367780), (52, 1025835), (60, 889057), (65, 820668), (78, 683890), (130, 410334), (156, 341945), (195, 273556), (260, 205167), (390, 136778), (780, 68389)]