161101472920

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1\times {\mathrm{68209}}^1$

素因数の和:68788

約数の個数: 64

約数和(自身を含む): 365976662400

約数和(自身を除く): 204875189480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 431, 548, 685, 862, 1096, 1370, 1724, 2155, 2740, 3448, 4310, 5480, 8620, 17240, 59047, 68209, 118094, 136418, 236188, 272836, 295235, 341045, 472376, 545672, 590470, 682090, 1180940, 1364180, 2361880, 2728360, 9344633, 18689266, 29398079, 37378532, 46723165, 58796158, 74757064, 93446330, 117592316, 146990395, 186892660, 235184632, 293980790, 373785320, 587961580, 1175923160, 4027536823, 8055073646, 16110147292, 20137684115, 32220294584, 40275368230, 80550736460, 161101472920]

約数ペア:

[(1, 161101472920), (2, 80550736460), (4, 40275368230), (5, 32220294584), (8, 20137684115), (10, 16110147292), (20, 8055073646), (40, 4027536823), (137, 1175923160), (274, 587961580), (431, 373785320), (548, 293980790), (685, 235184632), (862, 186892660), (1096, 146990395), (1370, 117592316), (1724, 93446330), (2155, 74757064), (2740, 58796158), (3448, 46723165), (4310, 37378532), (5480, 29398079), (8620, 18689266), (17240, 9344633), (59047, 2728360), (68209, 2361880), (118094, 1364180), (136418, 1180940), (236188, 682090), (272836, 590470), (295235, 545672), (341045, 472376)]