20170395025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{28573}}^1$

素因数の和:28762

約数の個数: 48

約数和(自身を含む): 29082388608

約数和(自身を除く): 8911993583

約数列:

[1, 5, 11, 17, 25, 55, 85, 151, 187, 275, 425, 755, 935, 1661, 2567, 3775, 4675, 8305, 12835, 28237, 28573, 41525, 64175, 141185, 142865, 314303, 485741, 705925, 714325, 1571515, 2428705, 4314523, 5343151, 7857575, 12143525, 21572615, 26715755, 47459753, 73346891, 107863075, 133578775, 237298765, 366734455, 806815801, 1186493825, 1833672275, 4034079005, 20170395025]

約数ペア:

[(1, 20170395025), (5, 4034079005), (11, 1833672275), (17, 1186493825), (25, 806815801), (55, 366734455), (85, 237298765), (151, 133578775), (187, 107863075), (275, 73346891), (425, 47459753), (755, 26715755), (935, 21572615), (1661, 12143525), (2567, 7857575), (3775, 5343151), (4675, 4314523), (8305, 2428705), (12835, 1571515), (28237, 714325), (28573, 705925), (41525, 485741), (64175, 314303), (141185, 142865)]