211070810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:791

約数の個数: 64

約数和(自身を含む): 428302080

約数和(自身を除く): 217231270

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 101, 170, 190, 202, 323, 505, 646, 647, 1010, 1294, 1615, 1717, 1919, 3230, 3235, 3434, 3838, 6470, 8585, 9595, 10999, 12293, 17170, 19190, 21998, 24586, 32623, 54995, 61465, 65246, 65347, 109990, 122930, 130694, 163115, 208981, 326230, 326735, 417962, 653470, 1044905, 1110899, 1241593, 2089810, 2221798, 2483186, 5554495, 6207965, 11108990, 12415930, 21107081, 42214162, 105535405, 211070810]

約数ペア:

[(1, 211070810), (2, 105535405), (5, 42214162), (10, 21107081), (17, 12415930), (19, 11108990), (34, 6207965), (38, 5554495), (85, 2483186), (95, 2221798), (101, 2089810), (170, 1241593), (190, 1110899), (202, 1044905), (323, 653470), (505, 417962), (646, 326735), (647, 326230), (1010, 208981), (1294, 163115), (1615, 130694), (1717, 122930), (1919, 109990), (3230, 65347), (3235, 65246), (3434, 61465), (3838, 54995), (6470, 32623), (8585, 24586), (9595, 21998), (10999, 19190), (12293, 17170)]