1421962100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{4159}}^1$

素因数の和:4449

約数の個数: 72

約数和(自身を含む): 3336453120

約数和(自身を除く): 1914491020

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 263, 325, 526, 650, 1052, 1300, 1315, 2630, 3419, 4159, 5260, 6575, 6838, 8318, 13150, 13676, 16636, 17095, 20795, 26300, 34190, 41590, 54067, 68380, 83180, 85475, 103975, 108134, 170950, 207950, 216268, 270335, 341900, 415900, 540670, 1081340, 1093817, 1351675, 2187634, 2703350, 4375268, 5406700, 5469085, 10938170, 14219621, 21876340, 27345425, 28439242, 54690850, 56878484, 71098105, 109381700, 142196210, 284392420, 355490525, 710981050, 1421962100]

約数ペア:

[(1, 1421962100), (2, 710981050), (4, 355490525), (5, 284392420), (10, 142196210), (13, 109381700), (20, 71098105), (25, 56878484), (26, 54690850), (50, 28439242), (52, 27345425), (65, 21876340), (100, 14219621), (130, 10938170), (260, 5469085), (263, 5406700), (325, 4375268), (526, 2703350), (650, 2187634), (1052, 1351675), (1300, 1093817), (1315, 1081340), (2630, 540670), (3419, 415900), (4159, 341900), (5260, 270335), (6575, 216268), (6838, 207950), (8318, 170950), (13150, 108134), (13676, 103975), (16636, 85475), (17095, 83180), (20795, 68380), (26300, 54067), (34190, 41590)]