81979352

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16087}}^1$

素因数の和:16120

約数の個数: 48

約数和(自身を含む): 192573360

約数和(自身を除く): 110594008

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 16087, 32174, 64348, 112609, 128696, 209131, 225218, 418262, 450436, 788263, 836524, 900872, 1463917, 1576526, 1673048, 2927834, 3153052, 5855668, 6306104, 10247419, 11711336, 20494838, 40989676, 81979352]

約数ペア:

[(1, 81979352), (2, 40989676), (4, 20494838), (7, 11711336), (8, 10247419), (13, 6306104), (14, 5855668), (26, 3153052), (28, 2927834), (49, 1673048), (52, 1576526), (56, 1463917), (91, 900872), (98, 836524), (104, 788263), (182, 450436), (196, 418262), (364, 225218), (392, 209131), (637, 128696), (728, 112609), (1274, 64348), (2548, 32174), (5096, 16087)]