31087143040

素因数分解:

$2^7\times 5^1\times {\mathrm{193}}^1\times {\mathrm{251677}}^1$

素因数の和:251889

約数の個数: 64

約数和(自身を含む): 74703063960

約数和(自身を除く): 43615920920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 320, 386, 640, 772, 965, 1544, 1930, 3088, 3860, 6176, 7720, 12352, 15440, 24704, 30880, 61760, 123520, 251677, 503354, 1006708, 1258385, 2013416, 2516770, 4026832, 5033540, 8053664, 10067080, 16107328, 20134160, 32214656, 40268320, 48573661, 80536640, 97147322, 161073280, 194294644, 242868305, 388589288, 485736610, 777178576, 971473220, 1554357152, 1942946440, 3108714304, 3885892880, 6217428608, 7771785760, 15543571520, 31087143040]

約数ペア:

[(1, 31087143040), (2, 15543571520), (4, 7771785760), (5, 6217428608), (8, 3885892880), (10, 3108714304), (16, 1942946440), (20, 1554357152), (32, 971473220), (40, 777178576), (64, 485736610), (80, 388589288), (128, 242868305), (160, 194294644), (193, 161073280), (320, 97147322), (386, 80536640), (640, 48573661), (772, 40268320), (965, 32214656), (1544, 20134160), (1930, 16107328), (3088, 10067080), (3860, 8053664), (6176, 5033540), (7720, 4026832), (12352, 2516770), (15440, 2013416), (24704, 1258385), (30880, 1006708), (61760, 503354), (123520, 251677)]