22513700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 54100704

約数和(自身を除く): 31587004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 194, 211, 220, 275, 388, 422, 485, 550, 844, 970, 1055, 1067, 1100, 1940, 2110, 2134, 2321, 2425, 4220, 4268, 4642, 4850, 5275, 5335, 9284, 9700, 10550, 10670, 11605, 20467, 21100, 21340, 23210, 26675, 40934, 46420, 53350, 58025, 81868, 102335, 106700, 116050, 204670, 225137, 232100, 409340, 450274, 511675, 900548, 1023350, 1125685, 2046700, 2251370, 4502740, 5628425, 11256850, 22513700]

約数ペア:

[(1, 22513700), (2, 11256850), (4, 5628425), (5, 4502740), (10, 2251370), (11, 2046700), (20, 1125685), (22, 1023350), (25, 900548), (44, 511675), (50, 450274), (55, 409340), (97, 232100), (100, 225137), (110, 204670), (194, 116050), (211, 106700), (220, 102335), (275, 81868), (388, 58025), (422, 53350), (485, 46420), (550, 40934), (844, 26675), (970, 23210), (1055, 21340), (1067, 21100), (1100, 20467), (1940, 11605), (2110, 10670), (2134, 10550), (2321, 9700), (2425, 9284), (4220, 5335), (4268, 5275), (4642, 4850)]