161902016

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2221}}^1$

素因数の和:2317

約数の個数: 56

約数和(自身を含む): 345405456

約数和(自身を除く): 183503440

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 134, 136, 268, 272, 536, 544, 1072, 1088, 1139, 2144, 2221, 2278, 4288, 4442, 4556, 8884, 9112, 17768, 18224, 35536, 36448, 37757, 71072, 72896, 75514, 142144, 148807, 151028, 297614, 302056, 595228, 604112, 1190456, 1208224, 2380912, 2416448, 2529719, 4761824, 5059438, 9523648, 10118876, 20237752, 40475504, 80951008, 161902016]

約数ペア:

[(1, 161902016), (2, 80951008), (4, 40475504), (8, 20237752), (16, 10118876), (17, 9523648), (32, 5059438), (34, 4761824), (64, 2529719), (67, 2416448), (68, 2380912), (134, 1208224), (136, 1190456), (268, 604112), (272, 595228), (536, 302056), (544, 297614), (1072, 151028), (1088, 148807), (1139, 142144), (2144, 75514), (2221, 72896), (2278, 71072), (4288, 37757), (4442, 36448), (4556, 35536), (8884, 18224), (9112, 17768)]