685977424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1$

素因数の和:2240

約数の個数: 80

約数和(自身を含む): 1522759680

約数和(自身を除く): 836782256

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 59, 62, 88, 118, 124, 176, 236, 248, 341, 472, 496, 649, 682, 944, 1298, 1364, 1829, 2131, 2596, 2728, 3658, 4262, 5192, 5456, 7316, 8524, 10384, 14632, 17048, 20119, 23441, 29264, 34096, 40238, 46882, 66061, 80476, 93764, 125729, 132122, 160952, 187528, 251458, 264244, 321904, 375056, 502916, 528488, 726671, 1005832, 1056976, 1383019, 1453342, 2011664, 2766038, 2906684, 3897599, 5532076, 5813368, 7795198, 11064152, 11626736, 15590396, 22128304, 31180792, 42873589, 62361584, 85747178, 171494356, 342988712, 685977424]

約数ペア:

[(1, 685977424), (2, 342988712), (4, 171494356), (8, 85747178), (11, 62361584), (16, 42873589), (22, 31180792), (31, 22128304), (44, 15590396), (59, 11626736), (62, 11064152), (88, 7795198), (118, 5813368), (124, 5532076), (176, 3897599), (236, 2906684), (248, 2766038), (341, 2011664), (472, 1453342), (496, 1383019), (649, 1056976), (682, 1005832), (944, 726671), (1298, 528488), (1364, 502916), (1829, 375056), (2131, 321904), (2596, 264244), (2728, 251458), (3658, 187528), (4262, 160952), (5192, 132122), (5456, 125729), (7316, 93764), (8524, 80476), (10384, 66061), (14632, 46882), (17048, 40238), (20119, 34096), (23441, 29264)]