80912988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7517}}^1$

素因数の和:7563

約数の個数: 72

約数和(自身を含む): 229870368

約数和(自身を除く): 148957380

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 3588, 5382, 7517, 10764, 15034, 22551, 30068, 45102, 67653, 90204, 97721, 135306, 172891, 195442, 270612, 293163, 345782, 390884, 518673, 586326, 691564, 879489, 1037346, 1172652, 1556019, 1758978, 2074692, 2247583, 3112038, 3517956, 4495166, 6224076, 6742749, 8990332, 13485498, 20228247, 26970996, 40456494, 80912988]

約数ペア:

[(1, 80912988), (2, 40456494), (3, 26970996), (4, 20228247), (6, 13485498), (9, 8990332), (12, 6742749), (13, 6224076), (18, 4495166), (23, 3517956), (26, 3112038), (36, 2247583), (39, 2074692), (46, 1758978), (52, 1556019), (69, 1172652), (78, 1037346), (92, 879489), (117, 691564), (138, 586326), (156, 518673), (207, 390884), (234, 345782), (276, 293163), (299, 270612), (414, 195442), (468, 172891), (598, 135306), (828, 97721), (897, 90204), (1196, 67653), (1794, 45102), (2691, 30068), (3588, 22551), (5382, 15034), (7517, 10764)]