71403808

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1103}}^1$

素因数の和:1154

約数の個数: 72

約数和(自身を含む): 170819712

約数和(自身を除く): 99415904

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 289, 476, 544, 578, 952, 1103, 1156, 1904, 2023, 2206, 2312, 3808, 4046, 4412, 4624, 7721, 8092, 8824, 9248, 15442, 16184, 17648, 18751, 30884, 32368, 35296, 37502, 61768, 64736, 75004, 123536, 131257, 150008, 247072, 262514, 300016, 318767, 525028, 600032, 637534, 1050056, 1275068, 2100112, 2231369, 2550136, 4200224, 4462738, 5100272, 8925476, 10200544, 17850952, 35701904, 71403808]

約数ペア:

[(1, 71403808), (2, 35701904), (4, 17850952), (7, 10200544), (8, 8925476), (14, 5100272), (16, 4462738), (17, 4200224), (28, 2550136), (32, 2231369), (34, 2100112), (56, 1275068), (68, 1050056), (112, 637534), (119, 600032), (136, 525028), (224, 318767), (238, 300016), (272, 262514), (289, 247072), (476, 150008), (544, 131257), (578, 123536), (952, 75004), (1103, 64736), (1156, 61768), (1904, 37502), (2023, 35296), (2206, 32368), (2312, 30884), (3808, 18751), (4046, 17648), (4412, 16184), (4624, 15442), (7721, 9248), (8092, 8824)]