91400920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1283}}^1$

素因数の和:1444

約数の個数: 64

約数和(自身を含む): 223261920

約数和(自身を除く): 131861000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 520, 548, 685, 1096, 1283, 1370, 1781, 2566, 2740, 3562, 5132, 5480, 6415, 7124, 8905, 10264, 12830, 14248, 16679, 17810, 25660, 33358, 35620, 51320, 66716, 71240, 83395, 133432, 166790, 175771, 333580, 351542, 667160, 703084, 878855, 1406168, 1757710, 2285023, 3515420, 4570046, 7030840, 9140092, 11425115, 18280184, 22850230, 45700460, 91400920]

約数ペア:

[(1, 91400920), (2, 45700460), (4, 22850230), (5, 18280184), (8, 11425115), (10, 9140092), (13, 7030840), (20, 4570046), (26, 3515420), (40, 2285023), (52, 1757710), (65, 1406168), (104, 878855), (130, 703084), (137, 667160), (260, 351542), (274, 333580), (520, 175771), (548, 166790), (685, 133432), (1096, 83395), (1283, 71240), (1370, 66716), (1781, 51320), (2566, 35620), (2740, 33358), (3562, 25660), (5132, 17810), (5480, 16679), (6415, 14248), (7124, 12830), (8905, 10264)]