42990400

素因数分解:

$2^6\times 5^2\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:396

約数の個数: 84

約数和(自身を含む): 107259628

約数和(自身を除く): 64269228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 160, 194, 200, 277, 320, 388, 400, 485, 554, 776, 800, 970, 1108, 1385, 1552, 1600, 1940, 2216, 2425, 2770, 3104, 3880, 4432, 4850, 5540, 6208, 6925, 7760, 8864, 9700, 11080, 13850, 15520, 17728, 19400, 22160, 26869, 27700, 31040, 38800, 44320, 53738, 55400, 77600, 88640, 107476, 110800, 134345, 155200, 214952, 221600, 268690, 429904, 443200, 537380, 671725, 859808, 1074760, 1343450, 1719616, 2149520, 2686900, 4299040, 5373800, 8598080, 10747600, 21495200, 42990400]

約数ペア:

[(1, 42990400), (2, 21495200), (4, 10747600), (5, 8598080), (8, 5373800), (10, 4299040), (16, 2686900), (20, 2149520), (25, 1719616), (32, 1343450), (40, 1074760), (50, 859808), (64, 671725), (80, 537380), (97, 443200), (100, 429904), (160, 268690), (194, 221600), (200, 214952), (277, 155200), (320, 134345), (388, 110800), (400, 107476), (485, 88640), (554, 77600), (776, 55400), (800, 53738), (970, 44320), (1108, 38800), (1385, 31040), (1552, 27700), (1600, 26869), (1940, 22160), (2216, 19400), (2425, 17728), (2770, 15520), (3104, 13850), (3880, 11080), (4432, 9700), (4850, 8864), (5540, 7760), (6208, 6925)]