82869540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106243}}^1$

素因数の和:106268

約数の個数: 48

約数和(自身を含む): 249885888

約数和(自身を除く): 167016348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 106243, 212486, 318729, 424972, 531215, 637458, 1062430, 1274916, 1381159, 1593645, 2124860, 2762318, 3187290, 4143477, 5524636, 6374580, 6905795, 8286954, 13811590, 16573908, 20717385, 27623180, 41434770, 82869540]

約数ペア:

[(1, 82869540), (2, 41434770), (3, 27623180), (4, 20717385), (5, 16573908), (6, 13811590), (10, 8286954), (12, 6905795), (13, 6374580), (15, 5524636), (20, 4143477), (26, 3187290), (30, 2762318), (39, 2124860), (52, 1593645), (60, 1381159), (65, 1274916), (78, 1062430), (130, 637458), (156, 531215), (195, 424972), (260, 318729), (390, 212486), (780, 106243)]