207988100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 471011520

約数和(自身を除く): 263023420

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 67, 74, 100, 134, 148, 185, 268, 335, 370, 670, 740, 839, 925, 1340, 1675, 1678, 1850, 2479, 3350, 3356, 3700, 4195, 4958, 6700, 8390, 9916, 12395, 16780, 20975, 24790, 31043, 41950, 49580, 56213, 61975, 62086, 83900, 112426, 123950, 124172, 155215, 224852, 247900, 281065, 310430, 562130, 620860, 776075, 1124260, 1405325, 1552150, 2079881, 2810650, 3104300, 4159762, 5621300, 8319524, 10399405, 20798810, 41597620, 51997025, 103994050, 207988100]

約数ペア:

[(1, 207988100), (2, 103994050), (4, 51997025), (5, 41597620), (10, 20798810), (20, 10399405), (25, 8319524), (37, 5621300), (50, 4159762), (67, 3104300), (74, 2810650), (100, 2079881), (134, 1552150), (148, 1405325), (185, 1124260), (268, 776075), (335, 620860), (370, 562130), (670, 310430), (740, 281065), (839, 247900), (925, 224852), (1340, 155215), (1675, 124172), (1678, 123950), (1850, 112426), (2479, 83900), (3350, 62086), (3356, 61975), (3700, 56213), (4195, 49580), (4958, 41950), (6700, 31043), (8390, 24790), (9916, 20975), (12395, 16780)]