256203136

素因数分解:

$2^7\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3917}}^1$

素因数の和:4011

約数の個数: 64

約数和(自身を含む): 591461280

約数和(自身を除く): 335258144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 292, 448, 511, 584, 896, 1022, 1168, 2044, 2336, 3917, 4088, 4672, 7834, 8176, 9344, 15668, 16352, 27419, 31336, 32704, 54838, 62672, 65408, 109676, 125344, 219352, 250688, 285941, 438704, 501376, 571882, 877408, 1143764, 1754816, 2001587, 2287528, 3509632, 4003174, 4575056, 8006348, 9150112, 16012696, 18300224, 32025392, 36600448, 64050784, 128101568, 256203136]

約数ペア:

[(1, 256203136), (2, 128101568), (4, 64050784), (7, 36600448), (8, 32025392), (14, 18300224), (16, 16012696), (28, 9150112), (32, 8006348), (56, 4575056), (64, 4003174), (73, 3509632), (112, 2287528), (128, 2001587), (146, 1754816), (224, 1143764), (292, 877408), (448, 571882), (511, 501376), (584, 438704), (896, 285941), (1022, 250688), (1168, 219352), (2044, 125344), (2336, 109676), (3917, 65408), (4088, 62672), (4672, 54838), (7834, 32704), (8176, 31336), (9344, 27419), (15668, 16352)]