251880704

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1867}}^1$

素因数の和:1931

約数の個数: 72

約数和(自身を含む): 549819648

約数和(自身を除く): 297938944

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 527, 544, 992, 1054, 1088, 1867, 1984, 2108, 2176, 3734, 3968, 4216, 4352, 7468, 7936, 8432, 14936, 16864, 29872, 31739, 33728, 57877, 59744, 63478, 67456, 115754, 119488, 126956, 134912, 231508, 238976, 253912, 463016, 477952, 507824, 926032, 983909, 1015648, 1852064, 1967818, 2031296, 3704128, 3935636, 4062592, 7408256, 7871272, 8125184, 14816512, 15742544, 31485088, 62970176, 125940352, 251880704]

約数ペア:

[(1, 251880704), (2, 125940352), (4, 62970176), (8, 31485088), (16, 15742544), (17, 14816512), (31, 8125184), (32, 7871272), (34, 7408256), (62, 4062592), (64, 3935636), (68, 3704128), (124, 2031296), (128, 1967818), (136, 1852064), (248, 1015648), (256, 983909), (272, 926032), (496, 507824), (527, 477952), (544, 463016), (992, 253912), (1054, 238976), (1088, 231508), (1867, 134912), (1984, 126956), (2108, 119488), (2176, 115754), (3734, 67456), (3968, 63478), (4216, 59744), (4352, 57877), (7468, 33728), (7936, 31739), (8432, 29872), (14936, 16864)]