51814672

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1920

約数の個数: 80

約数和(自身を含む): 130130560

約数和(自身を除く): 78315888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1873, 1976, 2128, 3458, 3746, 3952, 6916, 7492, 13111, 13832, 14984, 24349, 26222, 27664, 29968, 35587, 48698, 52444, 71174, 97396, 104888, 142348, 170443, 194792, 209776, 249109, 284696, 340886, 389584, 462631, 498218, 569392, 681772, 925262, 996436, 1363544, 1850524, 1992872, 2727088, 3238417, 3701048, 3985744, 6476834, 7402096, 12953668, 25907336, 51814672]

約数ペア:

[(1, 51814672), (2, 25907336), (4, 12953668), (7, 7402096), (8, 6476834), (13, 3985744), (14, 3701048), (16, 3238417), (19, 2727088), (26, 1992872), (28, 1850524), (38, 1363544), (52, 996436), (56, 925262), (76, 681772), (91, 569392), (104, 498218), (112, 462631), (133, 389584), (152, 340886), (182, 284696), (208, 249109), (247, 209776), (266, 194792), (304, 170443), (364, 142348), (494, 104888), (532, 97396), (728, 71174), (988, 52444), (1064, 48698), (1456, 35587), (1729, 29968), (1873, 27664), (1976, 26222), (2128, 24349), (3458, 14984), (3746, 13832), (3952, 13111), (6916, 7492)]