256503536

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{7103}}^1$

素因数の和:7209

約数の個数: 40

約数和(自身を含む): 518847744

約数和(自身を除く): 262344208

約数列:

[1, 2, 4, 8, 16, 37, 61, 74, 122, 148, 244, 296, 488, 592, 976, 2257, 4514, 7103, 9028, 14206, 18056, 28412, 36112, 56824, 113648, 262811, 433283, 525622, 866566, 1051244, 1733132, 2102488, 3466264, 4204976, 6932528, 16031471, 32062942, 64125884, 128251768, 256503536]

約数ペア:

[(1, 256503536), (2, 128251768), (4, 64125884), (8, 32062942), (16, 16031471), (37, 6932528), (61, 4204976), (74, 3466264), (122, 2102488), (148, 1733132), (244, 1051244), (296, 866566), (488, 525622), (592, 433283), (976, 262811), (2257, 113648), (4514, 56824), (7103, 36112), (9028, 28412), (14206, 18056)]