57471440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:856

約数の個数: 80

約数和(自身を含む): 146063568

約数和(自身を除く): 88592128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 757, 949, 1040, 1168, 1460, 1514, 1898, 2920, 3028, 3785, 3796, 4745, 5840, 6056, 7570, 7592, 9490, 9841, 12112, 15140, 15184, 18980, 19682, 30280, 37960, 39364, 49205, 55261, 60560, 75920, 78728, 98410, 110522, 157456, 196820, 221044, 276305, 393640, 442088, 552610, 718393, 787280, 884176, 1105220, 1436786, 2210440, 2873572, 3591965, 4420880, 5747144, 7183930, 11494288, 14367860, 28735720, 57471440]

約数ペア:

[(1, 57471440), (2, 28735720), (4, 14367860), (5, 11494288), (8, 7183930), (10, 5747144), (13, 4420880), (16, 3591965), (20, 2873572), (26, 2210440), (40, 1436786), (52, 1105220), (65, 884176), (73, 787280), (80, 718393), (104, 552610), (130, 442088), (146, 393640), (208, 276305), (260, 221044), (292, 196820), (365, 157456), (520, 110522), (584, 98410), (730, 78728), (757, 75920), (949, 60560), (1040, 55261), (1168, 49205), (1460, 39364), (1514, 37960), (1898, 30280), (2920, 19682), (3028, 18980), (3785, 15184), (3796, 15140), (4745, 12112), (5840, 9841), (6056, 9490), (7570, 7592)]