40552005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 74027520

約数和(自身を除く): 33475515

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 71, 87, 101, 145, 195, 213, 303, 355, 377, 435, 505, 923, 1065, 1131, 1313, 1515, 1885, 2059, 2769, 2929, 3939, 4615, 5655, 6177, 6565, 7171, 8787, 10295, 13845, 14645, 19695, 21513, 26767, 30885, 35855, 38077, 43935, 80301, 93223, 107565, 114231, 133835, 190385, 207959, 279669, 401505, 466115, 571155, 623877, 1039795, 1398345, 2703467, 3119385, 8110401, 13517335, 40552005]

約数ペア:

[(1, 40552005), (3, 13517335), (5, 8110401), (13, 3119385), (15, 2703467), (29, 1398345), (39, 1039795), (65, 623877), (71, 571155), (87, 466115), (101, 401505), (145, 279669), (195, 207959), (213, 190385), (303, 133835), (355, 114231), (377, 107565), (435, 93223), (505, 80301), (923, 43935), (1065, 38077), (1131, 35855), (1313, 30885), (1515, 26767), (1885, 21513), (2059, 19695), (2769, 14645), (2929, 13845), (3939, 10295), (4615, 8787), (5655, 7171), (6177, 6565)]