205121349532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{261593}}^1$

素因数の和:261930

約数の個数: 48

約数和(自身を含む): 398694369024

約数和(自身を除く): 193573019492

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 251, 284, 502, 781, 1004, 1562, 2761, 3124, 5522, 11044, 17821, 35642, 71284, 196031, 261593, 392062, 523186, 784124, 1046372, 2877523, 5755046, 11510092, 18573103, 37146206, 65659843, 74292412, 131319686, 204304133, 262639372, 408608266, 722258273, 817216532, 1444516546, 2889033092, 4661848853, 9323697706, 18647395412, 51280337383, 102560674766, 205121349532]

約数ペア:

[(1, 205121349532), (2, 102560674766), (4, 51280337383), (11, 18647395412), (22, 9323697706), (44, 4661848853), (71, 2889033092), (142, 1444516546), (251, 817216532), (284, 722258273), (502, 408608266), (781, 262639372), (1004, 204304133), (1562, 131319686), (2761, 74292412), (3124, 65659843), (5522, 37146206), (11044, 18573103), (17821, 11510092), (35642, 5755046), (71284, 2877523), (196031, 1046372), (261593, 784124), (392062, 523186)]