68819504

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:886

約数の個数: 60

約数和(自身を含む): 149222592

約数和(自身を除く): 80403088

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 676, 806, 821, 1352, 1612, 1642, 2704, 3224, 3284, 5239, 6448, 6568, 10478, 10673, 13136, 20956, 21346, 25451, 41912, 42692, 50902, 83824, 85384, 101804, 138749, 170768, 203608, 277498, 330863, 407216, 554996, 661726, 1109992, 1323452, 2219984, 2646904, 4301219, 5293808, 8602438, 17204876, 34409752, 68819504]

約数ペア:

[(1, 68819504), (2, 34409752), (4, 17204876), (8, 8602438), (13, 5293808), (16, 4301219), (26, 2646904), (31, 2219984), (52, 1323452), (62, 1109992), (104, 661726), (124, 554996), (169, 407216), (208, 330863), (248, 277498), (338, 203608), (403, 170768), (496, 138749), (676, 101804), (806, 85384), (821, 83824), (1352, 50902), (1612, 42692), (1642, 41912), (2704, 25451), (3224, 21346), (3284, 20956), (5239, 13136), (6448, 10673), (6568, 10478)]