72409456

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4902

約数の個数: 60

約数和(自身を含む): 171823080

約数和(自身を除く): 99413624

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1862, 2128, 3724, 4861, 7448, 9722, 14896, 19444, 34027, 38888, 68054, 77776, 92359, 136108, 184718, 238189, 272216, 369436, 476378, 544432, 646513, 738872, 952756, 1293026, 1477744, 1905512, 2586052, 3811024, 4525591, 5172104, 9051182, 10344208, 18102364, 36204728, 72409456]

約数ペア:

[(1, 72409456), (2, 36204728), (4, 18102364), (7, 10344208), (8, 9051182), (14, 5172104), (16, 4525591), (19, 3811024), (28, 2586052), (38, 1905512), (49, 1477744), (56, 1293026), (76, 952756), (98, 738872), (112, 646513), (133, 544432), (152, 476378), (196, 369436), (266, 272216), (304, 238189), (392, 184718), (532, 136108), (784, 92359), (931, 77776), (1064, 68054), (1862, 38888), (2128, 34027), (3724, 19444), (4861, 14896), (7448, 9722)]