65001640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1523}}^1$

素因数の和:1642

約数の個数: 64

約数和(自身を含む): 161300160

約数和(自身を除く): 96298520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1523, 1940, 2134, 3046, 3880, 4268, 5335, 6092, 7615, 8536, 10670, 12184, 15230, 16753, 21340, 30460, 33506, 42680, 60920, 67012, 83765, 134024, 147731, 167530, 295462, 335060, 590924, 670120, 738655, 1181848, 1477310, 1625041, 2954620, 3250082, 5909240, 6500164, 8125205, 13000328, 16250410, 32500820, 65001640]

約数ペア:

[(1, 65001640), (2, 32500820), (4, 16250410), (5, 13000328), (8, 8125205), (10, 6500164), (11, 5909240), (20, 3250082), (22, 2954620), (40, 1625041), (44, 1477310), (55, 1181848), (88, 738655), (97, 670120), (110, 590924), (194, 335060), (220, 295462), (388, 167530), (440, 147731), (485, 134024), (776, 83765), (970, 67012), (1067, 60920), (1523, 42680), (1940, 33506), (2134, 30460), (3046, 21340), (3880, 16753), (4268, 15230), (5335, 12184), (6092, 10670), (7615, 8536)]