66945368

素因数分解:

$2^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:845

約数の個数: 64

約数和(自身を含む): 151296000

約数和(自身を除く): 84350632

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 343, 392, 434, 686, 787, 868, 1372, 1519, 1574, 1736, 2744, 3038, 3148, 5509, 6076, 6296, 10633, 11018, 12152, 21266, 22036, 24397, 38563, 42532, 44072, 48794, 77126, 85064, 97588, 154252, 170779, 195176, 269941, 308504, 341558, 539882, 683116, 1079764, 1195453, 1366232, 2159528, 2390906, 4781812, 8368171, 9563624, 16736342, 33472684, 66945368]

約数ペア:

[(1, 66945368), (2, 33472684), (4, 16736342), (7, 9563624), (8, 8368171), (14, 4781812), (28, 2390906), (31, 2159528), (49, 1366232), (56, 1195453), (62, 1079764), (98, 683116), (124, 539882), (196, 341558), (217, 308504), (248, 269941), (343, 195176), (392, 170779), (434, 154252), (686, 97588), (787, 85064), (868, 77126), (1372, 48794), (1519, 44072), (1574, 42532), (1736, 38563), (2744, 24397), (3038, 22036), (3148, 21266), (5509, 12152), (6076, 11018), (6296, 10633)]