31145768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 65610000

約数和(自身を除く): 34464232

約数列:

[1, 2, 4, 8, 17, 29, 34, 53, 58, 68, 106, 116, 136, 149, 212, 232, 298, 424, 493, 596, 901, 986, 1192, 1537, 1802, 1972, 2533, 3074, 3604, 3944, 4321, 5066, 6148, 7208, 7897, 8642, 10132, 12296, 15794, 17284, 20264, 26129, 31588, 34568, 52258, 63176, 73457, 104516, 134249, 146914, 209032, 229013, 268498, 293828, 458026, 536996, 587656, 916052, 1073992, 1832104, 3893221, 7786442, 15572884, 31145768]

約数ペア:

[(1, 31145768), (2, 15572884), (4, 7786442), (8, 3893221), (17, 1832104), (29, 1073992), (34, 916052), (53, 587656), (58, 536996), (68, 458026), (106, 293828), (116, 268498), (136, 229013), (149, 209032), (212, 146914), (232, 134249), (298, 104516), (424, 73457), (493, 63176), (596, 52258), (901, 34568), (986, 31588), (1192, 26129), (1537, 20264), (1802, 17284), (1972, 15794), (2533, 12296), (3074, 10132), (3604, 8642), (3944, 7897), (4321, 7208), (5066, 6148)]