688729688816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5501}}^1\times {\mathrm{19417}}^1$

素因数の和:24970

約数の個数: 80

約数和(自身を含む): 1483763866368

約数和(自身を除く): 795034177552

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 5501, 6448, 11002, 19417, 22004, 38834, 44008, 71513, 77668, 88016, 143026, 155336, 170531, 252421, 286052, 310672, 341062, 504842, 572104, 601927, 682124, 1009684, 1144208, 1203854, 1364248, 2019368, 2216903, 2407708, 2728496, 4038736, 4433806, 4815416, 7825051, 8867612, 9630832, 15650102, 17735224, 31300204, 35470448, 62600408, 106812917, 125200816, 213625834, 427251668, 854503336, 1388567921, 1709006672, 2777135842, 3311200427, 5554271684, 6622400854, 11108543368, 13244801708, 22217086736, 26489603416, 43045605551, 52979206832, 86091211102, 172182422204, 344364844408, 688729688816]

約数ペア:

[(1, 688729688816), (2, 344364844408), (4, 172182422204), (8, 86091211102), (13, 52979206832), (16, 43045605551), (26, 26489603416), (31, 22217086736), (52, 13244801708), (62, 11108543368), (104, 6622400854), (124, 5554271684), (208, 3311200427), (248, 2777135842), (403, 1709006672), (496, 1388567921), (806, 854503336), (1612, 427251668), (3224, 213625834), (5501, 125200816), (6448, 106812917), (11002, 62600408), (19417, 35470448), (22004, 31300204), (38834, 17735224), (44008, 15650102), (71513, 9630832), (77668, 8867612), (88016, 7825051), (143026, 4815416), (155336, 4433806), (170531, 4038736), (252421, 2728496), (286052, 2407708), (310672, 2216903), (341062, 2019368), (504842, 1364248), (572104, 1203854), (601927, 1144208), (682124, 1009684)]