77882919020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1\times {\mathrm{105667}}^1$

素因数の和:106082

約数の個数: 48

約数和(自身を含む): 165361966560

約数和(自身を除く): 87479047540

約数列:

[1, 2, 4, 5, 10, 20, 137, 269, 274, 538, 548, 685, 1076, 1345, 1370, 2690, 2740, 5380, 36853, 73706, 105667, 147412, 184265, 211334, 368530, 422668, 528335, 737060, 1056670, 2113340, 14476379, 28424423, 28952758, 56848846, 57905516, 72381895, 113697692, 142122115, 144763790, 284244230, 289527580, 568488460, 3894145951, 7788291902, 15576583804, 19470729755, 38941459510, 77882919020]

約数ペア:

[(1, 77882919020), (2, 38941459510), (4, 19470729755), (5, 15576583804), (10, 7788291902), (20, 3894145951), (137, 568488460), (269, 289527580), (274, 284244230), (538, 144763790), (548, 142122115), (685, 113697692), (1076, 72381895), (1345, 57905516), (1370, 56848846), (2690, 28952758), (2740, 28424423), (5380, 14476379), (36853, 2113340), (73706, 1056670), (105667, 737060), (147412, 528335), (184265, 422668), (211334, 368530)]