125909420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9883}}^1$

素因数の和:9919

約数の個数: 72

約数和(自身を含む): 331272144

約数和(自身を除く): 205362724

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 9883, 12740, 19766, 39532, 49415, 69181, 98830, 128479, 138362, 197660, 256958, 276724, 345905, 484267, 513916, 642395, 691810, 899353, 968534, 1284790, 1383620, 1798706, 1937068, 2421335, 2569580, 3597412, 4496765, 4842670, 6295471, 8993530, 9685340, 12590942, 17987060, 25181884, 31477355, 62954710, 125909420]

約数ペア:

[(1, 125909420), (2, 62954710), (4, 31477355), (5, 25181884), (7, 17987060), (10, 12590942), (13, 9685340), (14, 8993530), (20, 6295471), (26, 4842670), (28, 4496765), (35, 3597412), (49, 2569580), (52, 2421335), (65, 1937068), (70, 1798706), (91, 1383620), (98, 1284790), (130, 968534), (140, 899353), (182, 691810), (196, 642395), (245, 513916), (260, 484267), (364, 345905), (455, 276724), (490, 256958), (637, 197660), (910, 138362), (980, 128479), (1274, 98830), (1820, 69181), (2548, 49415), (3185, 39532), (6370, 19766), (9883, 12740)]