13348580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 33353208

約数和(自身を除く): 20004628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 257, 265, 371, 490, 514, 530, 742, 980, 1028, 1060, 1285, 1484, 1799, 1855, 2570, 2597, 3598, 3710, 5140, 5194, 7196, 7420, 8995, 10388, 12593, 12985, 13621, 17990, 25186, 25970, 27242, 35980, 50372, 51940, 54484, 62965, 68105, 95347, 125930, 136210, 190694, 251860, 272420, 381388, 476735, 667429, 953470, 1334858, 1906940, 2669716, 3337145, 6674290, 13348580]

約数ペア:

[(1, 13348580), (2, 6674290), (4, 3337145), (5, 2669716), (7, 1906940), (10, 1334858), (14, 953470), (20, 667429), (28, 476735), (35, 381388), (49, 272420), (53, 251860), (70, 190694), (98, 136210), (106, 125930), (140, 95347), (196, 68105), (212, 62965), (245, 54484), (257, 51940), (265, 50372), (371, 35980), (490, 27242), (514, 25970), (530, 25186), (742, 17990), (980, 13621), (1028, 12985), (1060, 12593), (1285, 10388), (1484, 8995), (1799, 7420), (1855, 7196), (2570, 5194), (2597, 5140), (3598, 3710)]