20178906050

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{769}}^1\times {\mathrm{6323}}^1$

素因数の和:7187

約数の個数: 48

約数和(自身を含む): 38040377760

約数和(自身を除く): 17861471710

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 415, 769, 830, 1538, 2075, 3845, 4150, 6323, 7690, 12646, 19225, 31615, 38450, 63230, 63827, 127654, 158075, 316150, 319135, 524809, 638270, 1049618, 1595675, 2624045, 3191350, 4862387, 5248090, 9724774, 13120225, 24311935, 26240450, 48623870, 121559675, 243119350, 403578121, 807156242, 2017890605, 4035781210, 10089453025, 20178906050]

約数ペア:

[(1, 20178906050), (2, 10089453025), (5, 4035781210), (10, 2017890605), (25, 807156242), (50, 403578121), (83, 243119350), (166, 121559675), (415, 48623870), (769, 26240450), (830, 24311935), (1538, 13120225), (2075, 9724774), (3845, 5248090), (4150, 4862387), (6323, 3191350), (7690, 2624045), (12646, 1595675), (19225, 1049618), (31615, 638270), (38450, 524809), (63230, 319135), (63827, 316150), (127654, 158075)]