155801984

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{859}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 337722000

約数和(自身を除く): 181920016

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 109, 128, 208, 218, 416, 436, 832, 859, 872, 1417, 1664, 1718, 1744, 2834, 3436, 3488, 5668, 6872, 6976, 11167, 11336, 13744, 13952, 22334, 22672, 27488, 44668, 45344, 54976, 89336, 90688, 93631, 109952, 178672, 181376, 187262, 357344, 374524, 714688, 749048, 1217203, 1429376, 1498096, 2434406, 2996192, 4868812, 5992384, 9737624, 11984768, 19475248, 38950496, 77900992, 155801984]

約数ペア:

[(1, 155801984), (2, 77900992), (4, 38950496), (8, 19475248), (13, 11984768), (16, 9737624), (26, 5992384), (32, 4868812), (52, 2996192), (64, 2434406), (104, 1498096), (109, 1429376), (128, 1217203), (208, 749048), (218, 714688), (416, 374524), (436, 357344), (832, 187262), (859, 181376), (872, 178672), (1417, 109952), (1664, 93631), (1718, 90688), (1744, 89336), (2834, 54976), (3436, 45344), (3488, 44668), (5668, 27488), (6872, 22672), (6976, 22334), (11167, 13952), (11336, 13744)]