72889040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1783}}^1$

素因数の和:1876

約数の個数: 80

約数和(自身を含む): 196439808

約数和(自身を除く): 123550768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 1783, 2044, 2555, 2920, 3566, 4088, 5110, 5840, 7132, 8176, 8915, 10220, 12481, 14264, 17830, 20440, 24962, 28528, 35660, 40880, 49924, 62405, 71320, 99848, 124810, 130159, 142640, 199696, 249620, 260318, 499240, 520636, 650795, 911113, 998480, 1041272, 1301590, 1822226, 2082544, 2603180, 3644452, 4555565, 5206360, 7288904, 9111130, 10412720, 14577808, 18222260, 36444520, 72889040]

約数ペア:

[(1, 72889040), (2, 36444520), (4, 18222260), (5, 14577808), (7, 10412720), (8, 9111130), (10, 7288904), (14, 5206360), (16, 4555565), (20, 3644452), (28, 2603180), (35, 2082544), (40, 1822226), (56, 1301590), (70, 1041272), (73, 998480), (80, 911113), (112, 650795), (140, 520636), (146, 499240), (280, 260318), (292, 249620), (365, 199696), (511, 142640), (560, 130159), (584, 124810), (730, 99848), (1022, 71320), (1168, 62405), (1460, 49924), (1783, 40880), (2044, 35660), (2555, 28528), (2920, 24962), (3566, 20440), (4088, 17830), (5110, 14264), (5840, 12481), (7132, 10220), (8176, 8915)]