1561303664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2423}}^1$

素因数の和:2574

約数の個数: 80

約数和(自身を含む): 3376069632

約数和(自身を除く): 1814765968

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 103, 136, 184, 206, 272, 368, 391, 412, 782, 824, 1564, 1648, 1751, 2369, 2423, 3128, 3502, 4738, 4846, 6256, 7004, 9476, 9692, 14008, 18952, 19384, 28016, 37904, 38768, 40273, 41191, 55729, 80546, 82382, 111458, 161092, 164764, 222916, 249569, 322184, 329528, 445832, 499138, 644368, 659056, 891664, 947393, 998276, 1894786, 1996552, 3789572, 3993104, 4242673, 5740087, 7579144, 8485346, 11480174, 15158288, 16970692, 22960348, 33941384, 45920696, 67882768, 91841392, 97581479, 195162958, 390325916, 780651832, 1561303664]

約数ペア:

[(1, 1561303664), (2, 780651832), (4, 390325916), (8, 195162958), (16, 97581479), (17, 91841392), (23, 67882768), (34, 45920696), (46, 33941384), (68, 22960348), (92, 16970692), (103, 15158288), (136, 11480174), (184, 8485346), (206, 7579144), (272, 5740087), (368, 4242673), (391, 3993104), (412, 3789572), (782, 1996552), (824, 1894786), (1564, 998276), (1648, 947393), (1751, 891664), (2369, 659056), (2423, 644368), (3128, 499138), (3502, 445832), (4738, 329528), (4846, 322184), (6256, 249569), (7004, 222916), (9476, 164764), (9692, 161092), (14008, 111458), (18952, 82382), (19384, 80546), (28016, 55729), (37904, 41191), (38768, 40273)]