80017275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 147044160

約数和(自身を除く): 67026885

約数列:

[1, 3, 5, 13, 15, 25, 39, 59, 65, 75, 107, 169, 177, 195, 295, 321, 325, 507, 535, 767, 845, 885, 975, 1391, 1475, 1605, 2301, 2535, 2675, 3835, 4173, 4225, 4425, 6313, 6955, 8025, 9971, 11505, 12675, 18083, 18939, 19175, 20865, 29913, 31565, 34775, 49855, 54249, 57525, 82069, 90415, 94695, 104325, 149565, 157825, 246207, 249275, 271245, 410345, 452075, 473475, 747825, 1066897, 1231035, 1356225, 2051725, 3200691, 5334485, 6155175, 16003455, 26672425, 80017275]

約数ペア:

[(1, 80017275), (3, 26672425), (5, 16003455), (13, 6155175), (15, 5334485), (25, 3200691), (39, 2051725), (59, 1356225), (65, 1231035), (75, 1066897), (107, 747825), (169, 473475), (177, 452075), (195, 410345), (295, 271245), (321, 249275), (325, 246207), (507, 157825), (535, 149565), (767, 104325), (845, 94695), (885, 90415), (975, 82069), (1391, 57525), (1475, 54249), (1605, 49855), (2301, 34775), (2535, 31565), (2675, 29913), (3835, 20865), (4173, 19175), (4225, 18939), (4425, 18083), (6313, 12675), (6955, 11505), (8025, 9971)]