8420402800

素因数分解:

$2^4\times 5^2\times {\mathrm{1831}}^1\times {\mathrm{11497}}^1$

素因数の和:13346

約数の個数: 60

約数和(自身を含む): 20242826896

約数和(自身を除く): 11822424096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1831, 3662, 7324, 9155, 11497, 14648, 18310, 22994, 29296, 36620, 45775, 45988, 57485, 73240, 91550, 91976, 114970, 146480, 183100, 183952, 229940, 287425, 366200, 459880, 574850, 732400, 919760, 1149700, 2299400, 4598800, 21051007, 42102014, 84204028, 105255035, 168408056, 210510070, 336816112, 421020140, 526275175, 842040280, 1052550350, 1684080560, 2105100700, 4210201400, 8420402800]

約数ペア:

[(1, 8420402800), (2, 4210201400), (4, 2105100700), (5, 1684080560), (8, 1052550350), (10, 842040280), (16, 526275175), (20, 421020140), (25, 336816112), (40, 210510070), (50, 168408056), (80, 105255035), (100, 84204028), (200, 42102014), (400, 21051007), (1831, 4598800), (3662, 2299400), (7324, 1149700), (9155, 919760), (11497, 732400), (14648, 574850), (18310, 459880), (22994, 366200), (29296, 287425), (36620, 229940), (45775, 183952), (45988, 183100), (57485, 146480), (73240, 114970), (91550, 91976)]