704637505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2074

約数の個数: 64

約数和(自身を含む): 1088640000

約数和(自身を除く): 384002495

約数列:

[1, 5, 11, 13, 17, 29, 55, 65, 85, 143, 145, 187, 221, 319, 377, 493, 715, 935, 1105, 1595, 1885, 1999, 2431, 2465, 4147, 5423, 6409, 9995, 12155, 20735, 21989, 25987, 27115, 32045, 33983, 57971, 70499, 109945, 129935, 169915, 285857, 289855, 352495, 373813, 441779, 637681, 753623, 985507, 1429285, 1869065, 2208895, 3188405, 3768115, 4859569, 4927535, 8289853, 10840577, 12811591, 24297845, 41449265, 54202885, 64057955, 140927501, 704637505]

約数ペア:

[(1, 704637505), (5, 140927501), (11, 64057955), (13, 54202885), (17, 41449265), (29, 24297845), (55, 12811591), (65, 10840577), (85, 8289853), (143, 4927535), (145, 4859569), (187, 3768115), (221, 3188405), (319, 2208895), (377, 1869065), (493, 1429285), (715, 985507), (935, 753623), (1105, 637681), (1595, 441779), (1885, 373813), (1999, 352495), (2431, 289855), (2465, 285857), (4147, 169915), (5423, 129935), (6409, 109945), (9995, 70499), (12155, 57971), (20735, 33983), (21989, 32045), (25987, 27115)]