72019938068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1\times {\mathrm{35171}}^1$

素因数の和:35984

約数の個数: 48

約数和(自身を含む): 138480886656

約数和(自身を除く): 66460948588

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 743, 1378, 1486, 2756, 2972, 9659, 19318, 35171, 38636, 39379, 70342, 78758, 140684, 157516, 457223, 511927, 914446, 1023854, 1828892, 1864063, 2047708, 3728126, 7456252, 24232819, 26132053, 48465638, 52264106, 96931276, 104528212, 339716689, 679433378, 1358866756, 1384998809, 2769997618, 5539995236, 18004984517, 36009969034, 72019938068]

約数ペア:

[(1, 72019938068), (2, 36009969034), (4, 18004984517), (13, 5539995236), (26, 2769997618), (52, 1384998809), (53, 1358866756), (106, 679433378), (212, 339716689), (689, 104528212), (743, 96931276), (1378, 52264106), (1486, 48465638), (2756, 26132053), (2972, 24232819), (9659, 7456252), (19318, 3728126), (35171, 2047708), (38636, 1864063), (39379, 1828892), (70342, 1023854), (78758, 914446), (140684, 511927), (157516, 457223)]