813057310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{25321}}^1$

素因数の和:25373

約数の個数: 48

約数和(自身を含む): 1668213360

約数和(自身を除く): 855156050

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 845, 1235, 1690, 2470, 3211, 6422, 16055, 25321, 32110, 50642, 126605, 253210, 329173, 481099, 658346, 962198, 1645865, 2405495, 3291730, 4279249, 4810990, 6254287, 8558498, 12508574, 21396245, 31271435, 42792490, 62542870, 81305731, 162611462, 406528655, 813057310]

約数ペア:

[(1, 813057310), (2, 406528655), (5, 162611462), (10, 81305731), (13, 62542870), (19, 42792490), (26, 31271435), (38, 21396245), (65, 12508574), (95, 8558498), (130, 6254287), (169, 4810990), (190, 4279249), (247, 3291730), (338, 2405495), (494, 1645865), (845, 962198), (1235, 658346), (1690, 481099), (2470, 329173), (3211, 253210), (6422, 126605), (16055, 50642), (25321, 32110)]