51589405

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 76457520

約数和(自身を除く): 24868115

約数列:

[1, 5, 7, 29, 35, 49, 53, 137, 145, 203, 245, 265, 371, 685, 959, 1015, 1421, 1537, 1855, 2597, 3973, 4795, 6713, 7105, 7261, 7685, 10759, 12985, 19865, 27811, 33565, 36305, 50827, 53795, 75313, 139055, 194677, 210569, 254135, 355789, 376565, 973385, 1052845, 1473983, 1778945, 7369915, 10317881, 51589405]

約数ペア:

[(1, 51589405), (5, 10317881), (7, 7369915), (29, 1778945), (35, 1473983), (49, 1052845), (53, 973385), (137, 376565), (145, 355789), (203, 254135), (245, 210569), (265, 194677), (371, 139055), (685, 75313), (959, 53795), (1015, 50827), (1421, 36305), (1537, 33565), (1855, 27811), (2597, 19865), (3973, 12985), (4795, 10759), (6713, 7685), (7105, 7261)]