29982700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 71964144

約数和(自身を除く): 41981444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 194, 220, 275, 281, 388, 485, 550, 562, 970, 1067, 1100, 1124, 1405, 1940, 2134, 2425, 2810, 3091, 4268, 4850, 5335, 5620, 6182, 7025, 9700, 10670, 12364, 14050, 15455, 21340, 26675, 27257, 28100, 30910, 53350, 54514, 61820, 77275, 106700, 109028, 136285, 154550, 272570, 299827, 309100, 545140, 599654, 681425, 1199308, 1362850, 1499135, 2725700, 2998270, 5996540, 7495675, 14991350, 29982700]

約数ペア:

[(1, 29982700), (2, 14991350), (4, 7495675), (5, 5996540), (10, 2998270), (11, 2725700), (20, 1499135), (22, 1362850), (25, 1199308), (44, 681425), (50, 599654), (55, 545140), (97, 309100), (100, 299827), (110, 272570), (194, 154550), (220, 136285), (275, 109028), (281, 106700), (388, 77275), (485, 61820), (550, 54514), (562, 53350), (970, 30910), (1067, 28100), (1100, 27257), (1124, 26675), (1405, 21340), (1940, 15455), (2134, 14050), (2425, 12364), (2810, 10670), (3091, 9700), (4268, 7025), (4850, 6182), (5335, 5620)]