20235625900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{298021}}^1$

素因数の和:298139

約数の個数: 72

約数和(自身を含む): 50701886816

約数和(自身を除く): 30466260916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 350, 388, 485, 679, 700, 970, 1358, 1940, 2425, 2716, 3395, 4850, 6790, 9700, 13580, 16975, 33950, 67900, 298021, 596042, 1192084, 1490105, 2086147, 2980210, 4172294, 5960420, 7450525, 8344588, 10430735, 14901050, 20861470, 28908037, 29802100, 41722940, 52153675, 57816074, 104307350, 115632148, 144540185, 202356259, 208614700, 289080370, 404712518, 578160740, 722700925, 809425036, 1011781295, 1445401850, 2023562590, 2890803700, 4047125180, 5058906475, 10117812950, 20235625900]

約数ペア:

[(1, 20235625900), (2, 10117812950), (4, 5058906475), (5, 4047125180), (7, 2890803700), (10, 2023562590), (14, 1445401850), (20, 1011781295), (25, 809425036), (28, 722700925), (35, 578160740), (50, 404712518), (70, 289080370), (97, 208614700), (100, 202356259), (140, 144540185), (175, 115632148), (194, 104307350), (350, 57816074), (388, 52153675), (485, 41722940), (679, 29802100), (700, 28908037), (970, 20861470), (1358, 14901050), (1940, 10430735), (2425, 8344588), (2716, 7450525), (3395, 5960420), (4850, 4172294), (6790, 2980210), (9700, 2086147), (13580, 1490105), (16975, 1192084), (33950, 596042), (67900, 298021)]