1226496725

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 1603230720

約数和(自身を除く): 376733995

約数列:

[1, 5, 25, 47, 73, 79, 181, 235, 365, 395, 905, 1175, 1825, 1975, 3431, 3713, 4525, 5767, 8507, 13213, 14299, 17155, 18565, 28835, 42535, 66065, 71495, 85775, 92825, 144175, 212675, 271049, 330325, 357475, 621011, 672053, 1043827, 1355245, 3105055, 3360265, 5219135, 6776225, 15525275, 16801325, 26095675, 49059869, 245299345, 1226496725]

約数ペア:

[(1, 1226496725), (5, 245299345), (25, 49059869), (47, 26095675), (73, 16801325), (79, 15525275), (181, 6776225), (235, 5219135), (365, 3360265), (395, 3105055), (905, 1355245), (1175, 1043827), (1825, 672053), (1975, 621011), (3431, 357475), (3713, 330325), (4525, 271049), (5767, 212675), (8507, 144175), (13213, 92825), (14299, 85775), (17155, 71495), (18565, 66065), (28835, 42535)]