80151515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 105779520

約数和(自身を除く): 25628005

約数列:

[1, 5, 17, 41, 85, 109, 205, 211, 545, 697, 1055, 1853, 3485, 3587, 4469, 8651, 9265, 17935, 22345, 22999, 43255, 75973, 114995, 147067, 379865, 390983, 735335, 942959, 1954915, 4714795, 16030303, 80151515]

約数ペア:

[(1, 80151515), (5, 16030303), (17, 4714795), (41, 1954915), (85, 942959), (109, 735335), (205, 390983), (211, 379865), (545, 147067), (697, 114995), (1055, 75973), (1853, 43255), (3485, 22999), (3587, 22345), (4469, 17935), (8651, 9265)]