809502208

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{25919}}^1$

素因数の和:25998

約数の個数: 40

約数和(自身を含む): 1644001920

約数和(自身を除く): 834499712

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 976, 1952, 3904, 7808, 15616, 25919, 31232, 51838, 103676, 207352, 414704, 829408, 1581059, 1658816, 3162118, 3317632, 6324236, 6635264, 12648472, 13270528, 25296944, 50593888, 101187776, 202375552, 404751104, 809502208]

約数ペア:

[(1, 809502208), (2, 404751104), (4, 202375552), (8, 101187776), (16, 50593888), (32, 25296944), (61, 13270528), (64, 12648472), (122, 6635264), (128, 6324236), (244, 3317632), (256, 3162118), (488, 1658816), (512, 1581059), (976, 829408), (1952, 414704), (3904, 207352), (7808, 103676), (15616, 51838), (25919, 31232)]