169988624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 375642624

約数和(自身を除く): 205654000

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 41, 52, 62, 82, 104, 124, 164, 208, 248, 328, 403, 496, 533, 643, 656, 806, 1066, 1271, 1286, 1612, 2132, 2542, 2572, 3224, 4264, 5084, 5144, 6448, 8359, 8528, 10168, 10288, 16523, 16718, 19933, 20336, 26363, 33046, 33436, 39866, 52726, 66092, 66872, 79732, 105452, 132184, 133744, 159464, 210904, 259129, 264368, 318928, 342719, 421808, 518258, 685438, 817253, 1036516, 1370876, 1634506, 2073032, 2741752, 3269012, 4146064, 5483504, 6538024, 10624289, 13076048, 21248578, 42497156, 84994312, 169988624]

約数ペア:

[(1, 169988624), (2, 84994312), (4, 42497156), (8, 21248578), (13, 13076048), (16, 10624289), (26, 6538024), (31, 5483504), (41, 4146064), (52, 3269012), (62, 2741752), (82, 2073032), (104, 1634506), (124, 1370876), (164, 1036516), (208, 817253), (248, 685438), (328, 518258), (403, 421808), (496, 342719), (533, 318928), (643, 264368), (656, 259129), (806, 210904), (1066, 159464), (1271, 133744), (1286, 132184), (1612, 105452), (2132, 79732), (2542, 66872), (2572, 66092), (3224, 52726), (4264, 39866), (5084, 33436), (5144, 33046), (6448, 26363), (8359, 20336), (8528, 19933), (10168, 16718), (10288, 16523)]