20137304865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1\times {\mathrm{3301}}^1$

素因数の和:3882

約数の個数: 64

約数和(自身を含む): 34919838720

約数和(自身を除く): 14782533855

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 509, 705, 799, 1527, 2397, 2545, 3301, 3995, 7635, 8653, 9903, 11985, 16505, 23923, 25959, 43265, 49515, 56117, 71769, 119615, 129795, 155147, 168351, 280585, 358845, 406691, 465441, 775735, 841755, 1220073, 1680209, 2033455, 2327205, 2637499, 5040627, 6100365, 7912497, 8401045, 13187495, 25203135, 28563553, 39562485, 78969823, 85690659, 142817765, 236909469, 394849115, 428453295, 1184547345, 1342486991, 4027460973, 6712434955, 20137304865]

約数ペア:

[(1, 20137304865), (3, 6712434955), (5, 4027460973), (15, 1342486991), (17, 1184547345), (47, 428453295), (51, 394849115), (85, 236909469), (141, 142817765), (235, 85690659), (255, 78969823), (509, 39562485), (705, 28563553), (799, 25203135), (1527, 13187495), (2397, 8401045), (2545, 7912497), (3301, 6100365), (3995, 5040627), (7635, 2637499), (8653, 2327205), (9903, 2033455), (11985, 1680209), (16505, 1220073), (23923, 841755), (25959, 775735), (43265, 465441), (49515, 406691), (56117, 358845), (71769, 280585), (119615, 168351), (129795, 155147)]