71986590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20509}}^1$

素因数の和:20538

約数の個数: 64

約数和(自身を含む): 206740800

約数和(自身を除く): 134754210

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 20509, 41018, 61527, 102545, 123054, 184581, 205090, 266617, 307635, 369162, 533234, 553743, 615270, 799851, 922905, 1107486, 1333085, 1599702, 1845810, 2399553, 2666170, 2768715, 3999255, 4799106, 5537430, 7198659, 7998510, 11997765, 14397318, 23995530, 35993295, 71986590]

約数ペア:

[(1, 71986590), (2, 35993295), (3, 23995530), (5, 14397318), (6, 11997765), (9, 7998510), (10, 7198659), (13, 5537430), (15, 4799106), (18, 3999255), (26, 2768715), (27, 2666170), (30, 2399553), (39, 1845810), (45, 1599702), (54, 1333085), (65, 1107486), (78, 922905), (90, 799851), (117, 615270), (130, 553743), (135, 533234), (195, 369162), (234, 307635), (270, 266617), (351, 205090), (390, 184581), (585, 123054), (702, 102545), (1170, 61527), (1755, 41018), (3510, 20509)]