780227344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5261}}^1$

素因数の和:5336

約数の個数: 80

約数和(自身を含む): 1753887744

約数和(自身を除く): 973660400

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 496, 598, 713, 806, 1196, 1426, 1612, 2392, 2852, 3224, 4784, 5261, 5704, 6448, 9269, 10522, 11408, 18538, 21044, 37076, 42088, 68393, 74152, 84176, 121003, 136786, 148304, 163091, 242006, 273572, 326182, 484012, 547144, 652364, 968024, 1094288, 1304728, 1573039, 1936048, 2120183, 2609456, 3146078, 3751093, 4240366, 6292156, 7502186, 8480732, 12584312, 15004372, 16961464, 25168624, 30008744, 33922928, 48764209, 60017488, 97528418, 195056836, 390113672, 780227344]

約数ペア:

[(1, 780227344), (2, 390113672), (4, 195056836), (8, 97528418), (13, 60017488), (16, 48764209), (23, 33922928), (26, 30008744), (31, 25168624), (46, 16961464), (52, 15004372), (62, 12584312), (92, 8480732), (104, 7502186), (124, 6292156), (184, 4240366), (208, 3751093), (248, 3146078), (299, 2609456), (368, 2120183), (403, 1936048), (496, 1573039), (598, 1304728), (713, 1094288), (806, 968024), (1196, 652364), (1426, 547144), (1612, 484012), (2392, 326182), (2852, 273572), (3224, 242006), (4784, 163091), (5261, 148304), (5704, 136786), (6448, 121003), (9269, 84176), (10522, 74152), (11408, 68393), (18538, 42088), (21044, 37076)]