27122680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1213}}^1$

素因数の和:1280

約数の個数: 64

約数和(自身を含む): 67304160

約数和(自身を除く): 40181480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1213, 1720, 2236, 2426, 2795, 4472, 4852, 5590, 6065, 9704, 11180, 12130, 15769, 22360, 24260, 31538, 48520, 52159, 63076, 78845, 104318, 126152, 157690, 208636, 260795, 315380, 417272, 521590, 630760, 678067, 1043180, 1356134, 2086360, 2712268, 3390335, 5424536, 6780670, 13561340, 27122680]

約数ペア:

[(1, 27122680), (2, 13561340), (4, 6780670), (5, 5424536), (8, 3390335), (10, 2712268), (13, 2086360), (20, 1356134), (26, 1043180), (40, 678067), (43, 630760), (52, 521590), (65, 417272), (86, 315380), (104, 260795), (130, 208636), (172, 157690), (215, 126152), (260, 104318), (344, 78845), (430, 63076), (520, 52159), (559, 48520), (860, 31538), (1118, 24260), (1213, 22360), (1720, 15769), (2236, 12130), (2426, 11180), (2795, 9704), (4472, 6065), (4852, 5590)]