81135300164

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{9743}}^1$

素因数の和:9937

約数の個数: 72

約数和(自身を含む): 153844508160

約数和(自身を除く): 72709207996

約数列:

[1, 2, 4, 19, 38, 73, 76, 79, 146, 158, 292, 316, 361, 722, 1387, 1444, 1501, 2774, 3002, 5548, 5767, 6004, 9743, 11534, 19486, 23068, 26353, 28519, 38972, 52706, 57038, 105412, 109573, 114076, 185117, 219146, 370234, 438292, 711239, 740468, 769697, 1422478, 1539394, 2081887, 2844956, 3078788, 3517223, 4163774, 7034446, 8327548, 13513541, 14068892, 14624243, 27027082, 29248486, 54054164, 56187881, 58496972, 112375762, 224751524, 256757279, 277860617, 513514558, 555721234, 1027029116, 1067569739, 1111442468, 2135139478, 4270278956, 20283825041, 40567650082, 81135300164]

約数ペア:

[(1, 81135300164), (2, 40567650082), (4, 20283825041), (19, 4270278956), (38, 2135139478), (73, 1111442468), (76, 1067569739), (79, 1027029116), (146, 555721234), (158, 513514558), (292, 277860617), (316, 256757279), (361, 224751524), (722, 112375762), (1387, 58496972), (1444, 56187881), (1501, 54054164), (2774, 29248486), (3002, 27027082), (5548, 14624243), (5767, 14068892), (6004, 13513541), (9743, 8327548), (11534, 7034446), (19486, 4163774), (23068, 3517223), (26353, 3078788), (28519, 2844956), (38972, 2081887), (52706, 1539394), (57038, 1422478), (105412, 769697), (109573, 740468), (114076, 711239), (185117, 438292), (219146, 370234)]