78571520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{7673}}^1$

素因数の和:7700

約数の個数: 48

約数和(自身を含む): 188550180

約数和(自身を除く): 109978660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 7673, 10240, 15346, 30692, 38365, 61384, 76730, 122768, 153460, 245536, 306920, 491072, 613840, 982144, 1227680, 1964288, 2455360, 3928576, 4910720, 7857152, 9821440, 15714304, 19642880, 39285760, 78571520]

約数ペア:

[(1, 78571520), (2, 39285760), (4, 19642880), (5, 15714304), (8, 9821440), (10, 7857152), (16, 4910720), (20, 3928576), (32, 2455360), (40, 1964288), (64, 1227680), (80, 982144), (128, 613840), (160, 491072), (256, 306920), (320, 245536), (512, 153460), (640, 122768), (1024, 76730), (1280, 61384), (2048, 38365), (2560, 30692), (5120, 15346), (7673, 10240)]