205440293450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2891489}}^1$

素因数の和:2891544

約数の個数: 72

約数和(自身を含む): 459833654700

約数和(自身を除く): 254393361250

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 49, 50, 58, 70, 98, 145, 175, 203, 245, 290, 350, 406, 490, 725, 1015, 1225, 1421, 1450, 2030, 2450, 2842, 5075, 7105, 10150, 14210, 35525, 71050, 2891489, 5782978, 14457445, 20240423, 28914890, 40480846, 72287225, 83853181, 101202115, 141682961, 144574450, 167706362, 202404230, 283365922, 419265905, 506010575, 586972267, 708414805, 838531810, 1012021150, 1173944534, 1416829610, 2096329525, 2934861335, 3542074025, 4108805869, 4192659050, 5869722670, 7084148050, 8217611738, 14674306675, 20544029345, 29348613350, 41088058690, 102720146725, 205440293450]

約数ペア:

[(1, 205440293450), (2, 102720146725), (5, 41088058690), (7, 29348613350), (10, 20544029345), (14, 14674306675), (25, 8217611738), (29, 7084148050), (35, 5869722670), (49, 4192659050), (50, 4108805869), (58, 3542074025), (70, 2934861335), (98, 2096329525), (145, 1416829610), (175, 1173944534), (203, 1012021150), (245, 838531810), (290, 708414805), (350, 586972267), (406, 506010575), (490, 419265905), (725, 283365922), (1015, 202404230), (1225, 167706362), (1421, 144574450), (1450, 141682961), (2030, 101202115), (2450, 83853181), (2842, 72287225), (5075, 40480846), (7105, 28914890), (10150, 20240423), (14210, 14457445), (35525, 5782978), (71050, 2891489)]