2013901345

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 2730309120

約数和(自身を除く): 716407775

約数列:

[1, 5, 17, 41, 43, 85, 89, 151, 205, 215, 445, 697, 731, 755, 1513, 1763, 2567, 3485, 3649, 3655, 3827, 6191, 6493, 7565, 8815, 12835, 13439, 18245, 19135, 29971, 30955, 32465, 62033, 65059, 67195, 105247, 110381, 149855, 156907, 228463, 266213, 310165, 325295, 526235, 550999, 551905, 577877, 784535, 1142315, 1331065, 2667419, 2754995, 2889385, 4525621, 9366983, 9823909, 13337095, 22628105, 23692957, 46834915, 49119545, 118464785, 402780269, 2013901345]

約数ペア:

[(1, 2013901345), (5, 402780269), (17, 118464785), (41, 49119545), (43, 46834915), (85, 23692957), (89, 22628105), (151, 13337095), (205, 9823909), (215, 9366983), (445, 4525621), (697, 2889385), (731, 2754995), (755, 2667419), (1513, 1331065), (1763, 1142315), (2567, 784535), (3485, 577877), (3649, 551905), (3655, 550999), (3827, 526235), (6191, 325295), (6493, 310165), (7565, 266213), (8815, 228463), (12835, 156907), (13439, 149855), (18245, 110381), (19135, 105247), (29971, 67195), (30955, 65059), (32465, 62033)]