268256768

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1055

約数の個数: 80

約数和(自身を含む): 591899616

約数和(自身を除く): 323642848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 256, 328, 416, 512, 533, 656, 832, 983, 1066, 1312, 1664, 1966, 2132, 2624, 3328, 3932, 4264, 5248, 6656, 7864, 8528, 10496, 12779, 15728, 17056, 20992, 25558, 31456, 34112, 40303, 51116, 62912, 68224, 80606, 102232, 125824, 136448, 161212, 204464, 251648, 272896, 322424, 408928, 503296, 523939, 644848, 817856, 1047878, 1289696, 1635712, 2095756, 2579392, 3271424, 4191512, 5158784, 6542848, 8383024, 10317568, 16766048, 20635136, 33532096, 67064192, 134128384, 268256768]

約数ペア:

[(1, 268256768), (2, 134128384), (4, 67064192), (8, 33532096), (13, 20635136), (16, 16766048), (26, 10317568), (32, 8383024), (41, 6542848), (52, 5158784), (64, 4191512), (82, 3271424), (104, 2579392), (128, 2095756), (164, 1635712), (208, 1289696), (256, 1047878), (328, 817856), (416, 644848), (512, 523939), (533, 503296), (656, 408928), (832, 322424), (983, 272896), (1066, 251648), (1312, 204464), (1664, 161212), (1966, 136448), (2132, 125824), (2624, 102232), (3328, 80606), (3932, 68224), (4264, 62912), (5248, 51116), (6656, 40303), (7864, 34112), (8528, 31456), (10496, 25558), (12779, 20992), (15728, 17056)]