205535330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20533}}^1$

素因数の和:20571

約数の個数: 64

約数和(自身を含む): 496758528

約数和(自身を除く): 291223198

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 10010, 20533, 41066, 102665, 143731, 205330, 225863, 266929, 287462, 451726, 533858, 718655, 1129315, 1334645, 1437310, 1581041, 1868503, 2258630, 2669290, 2936219, 3162082, 3737006, 5872438, 7905205, 9342515, 14681095, 15810410, 18685030, 20553533, 29362190, 41107066, 102767665, 205535330]

約数ペア:

[(1, 205535330), (2, 102767665), (5, 41107066), (7, 29362190), (10, 20553533), (11, 18685030), (13, 15810410), (14, 14681095), (22, 9342515), (26, 7905205), (35, 5872438), (55, 3737006), (65, 3162082), (70, 2936219), (77, 2669290), (91, 2258630), (110, 1868503), (130, 1581041), (143, 1437310), (154, 1334645), (182, 1129315), (286, 718655), (385, 533858), (455, 451726), (715, 287462), (770, 266929), (910, 225863), (1001, 205330), (1430, 143731), (2002, 102665), (5005, 41066), (10010, 20533)]