72051952

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:739

約数の個数: 80

約数和(自身を含む): 171616000

約数和(自身を除く): 99564048

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 686, 691, 784, 931, 1064, 1372, 1382, 1862, 2128, 2744, 2764, 3724, 4837, 5488, 5528, 6517, 7448, 9674, 11056, 13034, 13129, 14896, 19348, 26068, 26258, 33859, 38696, 52136, 52516, 67718, 77392, 91903, 104272, 105032, 135436, 183806, 210064, 237013, 270872, 367612, 474026, 541744, 643321, 735224, 948052, 1286642, 1470448, 1896104, 2573284, 3792208, 4503247, 5146568, 9006494, 10293136, 18012988, 36025976, 72051952]

約数ペア:

[(1, 72051952), (2, 36025976), (4, 18012988), (7, 10293136), (8, 9006494), (14, 5146568), (16, 4503247), (19, 3792208), (28, 2573284), (38, 1896104), (49, 1470448), (56, 1286642), (76, 948052), (98, 735224), (112, 643321), (133, 541744), (152, 474026), (196, 367612), (266, 270872), (304, 237013), (343, 210064), (392, 183806), (532, 135436), (686, 105032), (691, 104272), (784, 91903), (931, 77392), (1064, 67718), (1372, 52516), (1382, 52136), (1862, 38696), (2128, 33859), (2744, 26258), (2764, 26068), (3724, 19348), (4837, 14896), (5488, 13129), (5528, 13034), (6517, 11056), (7448, 9674)]