256014784

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:821

約数の個数: 56

約数和(自身を含む): 528523200

約数和(自身を除く): 272508416

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 232, 271, 464, 509, 542, 928, 1018, 1084, 1856, 2036, 2168, 4072, 4336, 7859, 8144, 8672, 14761, 15718, 16288, 17344, 29522, 31436, 32576, 59044, 62872, 118088, 125744, 137939, 236176, 251488, 275878, 472352, 502976, 551756, 944704, 1103512, 2207024, 4000231, 4414048, 8000462, 8828096, 16000924, 32001848, 64003696, 128007392, 256014784]

約数ペア:

[(1, 256014784), (2, 128007392), (4, 64003696), (8, 32001848), (16, 16000924), (29, 8828096), (32, 8000462), (58, 4414048), (64, 4000231), (116, 2207024), (232, 1103512), (271, 944704), (464, 551756), (509, 502976), (542, 472352), (928, 275878), (1018, 251488), (1084, 236176), (1856, 137939), (2036, 125744), (2168, 118088), (4072, 62872), (4336, 59044), (7859, 32576), (8144, 31436), (8672, 29522), (14761, 17344), (15718, 16288)]