248216930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 495155808

約数和(自身を除く): 246938878

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 113, 122, 130, 226, 277, 305, 554, 565, 610, 793, 1130, 1385, 1469, 1586, 2770, 2938, 3601, 3965, 6893, 7202, 7345, 7930, 13786, 14690, 16897, 18005, 31301, 33794, 34465, 36010, 62602, 68930, 84485, 89609, 156505, 168970, 179218, 219661, 313010, 406913, 439322, 448045, 813826, 896090, 1098305, 1909361, 2034565, 2196610, 3818722, 4069130, 9546805, 19093610, 24821693, 49643386, 124108465, 248216930]

約数ペア:

[(1, 248216930), (2, 124108465), (5, 49643386), (10, 24821693), (13, 19093610), (26, 9546805), (61, 4069130), (65, 3818722), (113, 2196610), (122, 2034565), (130, 1909361), (226, 1098305), (277, 896090), (305, 813826), (554, 448045), (565, 439322), (610, 406913), (793, 313010), (1130, 219661), (1385, 179218), (1469, 168970), (1586, 156505), (2770, 89609), (2938, 84485), (3601, 68930), (3965, 62602), (6893, 36010), (7202, 34465), (7345, 33794), (7930, 31301), (13786, 18005), (14690, 16897)]