88256420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^2$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 217215936

約数和(自身を除く): 128959516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 97, 134, 140, 194, 268, 335, 388, 469, 485, 670, 679, 938, 970, 1340, 1358, 1876, 1940, 2345, 2716, 3395, 4690, 6499, 6790, 9380, 9409, 12998, 13580, 18818, 25996, 32495, 37636, 45493, 47045, 64990, 65863, 90986, 94090, 129980, 131726, 181972, 188180, 227465, 263452, 329315, 454930, 630403, 658630, 909860, 1260806, 1317260, 2521612, 3152015, 4412821, 6304030, 8825642, 12608060, 17651284, 22064105, 44128210, 88256420]

約数ペア:

[(1, 88256420), (2, 44128210), (4, 22064105), (5, 17651284), (7, 12608060), (10, 8825642), (14, 6304030), (20, 4412821), (28, 3152015), (35, 2521612), (67, 1317260), (70, 1260806), (97, 909860), (134, 658630), (140, 630403), (194, 454930), (268, 329315), (335, 263452), (388, 227465), (469, 188180), (485, 181972), (670, 131726), (679, 129980), (938, 94090), (970, 90986), (1340, 65863), (1358, 64990), (1876, 47045), (1940, 45493), (2345, 37636), (2716, 32495), (3395, 25996), (4690, 18818), (6499, 13580), (6790, 12998), (9380, 9409)]