278328016

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{5563}}^1$

素因数の和:5683

約数の個数: 40

約数和(自身を含む): 558848160

約数和(自身を除く): 280520144

約数列:

[1, 2, 4, 8, 16, 53, 59, 106, 118, 212, 236, 424, 472, 848, 944, 3127, 5563, 6254, 11126, 12508, 22252, 25016, 44504, 50032, 89008, 294839, 328217, 589678, 656434, 1179356, 1312868, 2358712, 2625736, 4717424, 5251472, 17395501, 34791002, 69582004, 139164008, 278328016]

約数ペア:

[(1, 278328016), (2, 139164008), (4, 69582004), (8, 34791002), (16, 17395501), (53, 5251472), (59, 4717424), (106, 2625736), (118, 2358712), (212, 1312868), (236, 1179356), (424, 656434), (472, 589678), (848, 328217), (944, 294839), (3127, 89008), (5563, 50032), (6254, 44504), (11126, 25016), (12508, 22252)]