40064895

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 78906240

約数和(自身を除く): 38841345

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 45, 65, 111, 117, 135, 185, 195, 333, 351, 481, 555, 585, 617, 999, 1443, 1665, 1755, 1851, 2405, 3085, 4329, 4995, 5553, 7215, 8021, 9255, 12987, 16659, 21645, 22829, 24063, 27765, 40105, 64935, 68487, 72189, 83295, 114145, 120315, 205461, 216567, 296777, 342435, 360945, 616383, 890331, 1027305, 1082835, 1483885, 2670993, 3081915, 4451655, 8012979, 13354965, 40064895]

約数ペア:

[(1, 40064895), (3, 13354965), (5, 8012979), (9, 4451655), (13, 3081915), (15, 2670993), (27, 1483885), (37, 1082835), (39, 1027305), (45, 890331), (65, 616383), (111, 360945), (117, 342435), (135, 296777), (185, 216567), (195, 205461), (333, 120315), (351, 114145), (481, 83295), (555, 72189), (585, 68487), (617, 64935), (999, 40105), (1443, 27765), (1665, 24063), (1755, 22829), (1851, 21645), (2405, 16659), (3085, 12987), (4329, 9255), (4995, 8021), (5553, 7215)]