668520736

素因数分解:

$2^5\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 1470011760

約数和(自身を除く): 801491024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 169, 208, 257, 296, 338, 416, 481, 514, 592, 676, 962, 1028, 1184, 1352, 1924, 2056, 2197, 2704, 3341, 3848, 4112, 4394, 5408, 6253, 6682, 7696, 8224, 8788, 9509, 12506, 13364, 15392, 17576, 19018, 25012, 26728, 35152, 38036, 43433, 50024, 53456, 70304, 76072, 81289, 86866, 100048, 106912, 123617, 152144, 162578, 173732, 200096, 247234, 304288, 325156, 347464, 494468, 564629, 650312, 694928, 988936, 1129258, 1300624, 1389856, 1607021, 1977872, 2258516, 2601248, 3214042, 3955744, 4517032, 6428084, 9034064, 12856168, 18068128, 20891273, 25712336, 41782546, 51424672, 83565092, 167130184, 334260368, 668520736]

約数ペア:

[(1, 668520736), (2, 334260368), (4, 167130184), (8, 83565092), (13, 51424672), (16, 41782546), (26, 25712336), (32, 20891273), (37, 18068128), (52, 12856168), (74, 9034064), (104, 6428084), (148, 4517032), (169, 3955744), (208, 3214042), (257, 2601248), (296, 2258516), (338, 1977872), (416, 1607021), (481, 1389856), (514, 1300624), (592, 1129258), (676, 988936), (962, 694928), (1028, 650312), (1184, 564629), (1352, 494468), (1924, 347464), (2056, 325156), (2197, 304288), (2704, 247234), (3341, 200096), (3848, 173732), (4112, 162578), (4394, 152144), (5408, 123617), (6253, 106912), (6682, 100048), (7696, 86866), (8224, 81289), (8788, 76072), (9509, 70304), (12506, 53456), (13364, 50024), (15392, 43433), (17576, 38036), (19018, 35152), (25012, 26728)]