402000256

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19507}}^1$

素因数の和:19551

約数の個数: 64

約数和(自身を含む): 955111680

約数和(自身を除く): 553111424

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 322, 368, 448, 644, 736, 896, 1288, 1472, 2576, 2944, 5152, 10304, 19507, 20608, 39014, 78028, 136549, 156056, 273098, 312112, 448661, 546196, 624224, 897322, 1092392, 1248448, 1794644, 2184784, 2496896, 3140627, 3589288, 4369568, 6281254, 7178576, 8739136, 12562508, 14357152, 17478272, 25125016, 28714304, 50250032, 57428608, 100500064, 201000128, 402000256]

約数ペア:

[(1, 402000256), (2, 201000128), (4, 100500064), (7, 57428608), (8, 50250032), (14, 28714304), (16, 25125016), (23, 17478272), (28, 14357152), (32, 12562508), (46, 8739136), (56, 7178576), (64, 6281254), (92, 4369568), (112, 3589288), (128, 3140627), (161, 2496896), (184, 2184784), (224, 1794644), (322, 1248448), (368, 1092392), (448, 897322), (644, 624224), (736, 546196), (896, 448661), (1288, 312112), (1472, 273098), (2576, 156056), (2944, 136549), (5152, 78028), (10304, 39014), (19507, 20608)]