81330390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{2087}}^1$

素因数の和:2533

約数の個数: 48

約数和(自身を含む): 212048928

約数和(自身を除く): 130718538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 433, 866, 1299, 2087, 2165, 2598, 3897, 4174, 4330, 6261, 6495, 7794, 10435, 12522, 12990, 18783, 19485, 20870, 31305, 37566, 38970, 62610, 93915, 187830, 903671, 1807342, 2711013, 4518355, 5422026, 8133039, 9036710, 13555065, 16266078, 27110130, 40665195, 81330390]

約数ペア:

[(1, 81330390), (2, 40665195), (3, 27110130), (5, 16266078), (6, 13555065), (9, 9036710), (10, 8133039), (15, 5422026), (18, 4518355), (30, 2711013), (45, 1807342), (90, 903671), (433, 187830), (866, 93915), (1299, 62610), (2087, 38970), (2165, 37566), (2598, 31305), (3897, 20870), (4174, 19485), (4330, 18783), (6261, 12990), (6495, 12522), (7794, 10435)]