65512020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{22283}}^1$

素因数の和:22309

約数の個数: 72

約数和(自身を含む): 213391584

約数和(自身を除く): 147879564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 22283, 44566, 66849, 89132, 111415, 133698, 155981, 222830, 267396, 311962, 334245, 445660, 467943, 623924, 668490, 779905, 935886, 1091867, 1336980, 1559810, 1871772, 2183734, 2339715, 3119620, 3275601, 4367468, 4679430, 5459335, 6551202, 9358860, 10918670, 13102404, 16378005, 21837340, 32756010, 65512020]

約数ペア:

[(1, 65512020), (2, 32756010), (3, 21837340), (4, 16378005), (5, 13102404), (6, 10918670), (7, 9358860), (10, 6551202), (12, 5459335), (14, 4679430), (15, 4367468), (20, 3275601), (21, 3119620), (28, 2339715), (30, 2183734), (35, 1871772), (42, 1559810), (49, 1336980), (60, 1091867), (70, 935886), (84, 779905), (98, 668490), (105, 623924), (140, 467943), (147, 445660), (196, 334245), (210, 311962), (245, 267396), (294, 222830), (420, 155981), (490, 133698), (588, 111415), (735, 89132), (980, 66849), (1470, 44566), (2940, 22283)]