133348280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2539}}^1$

素因数の和:2664

約数の個数: 64

約数和(自身を含む): 326440800

約数和(自身を除く): 193092520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 2020, 2539, 2626, 4040, 5078, 5252, 6565, 10156, 10504, 12695, 13130, 20312, 25390, 26260, 33007, 50780, 52520, 66014, 101560, 132028, 165035, 256439, 264056, 330070, 512878, 660140, 1025756, 1282195, 1320280, 2051512, 2564390, 3333707, 5128780, 6667414, 10257560, 13334828, 16668535, 26669656, 33337070, 66674140, 133348280]

約数ペア:

[(1, 133348280), (2, 66674140), (4, 33337070), (5, 26669656), (8, 16668535), (10, 13334828), (13, 10257560), (20, 6667414), (26, 5128780), (40, 3333707), (52, 2564390), (65, 2051512), (101, 1320280), (104, 1282195), (130, 1025756), (202, 660140), (260, 512878), (404, 330070), (505, 264056), (520, 256439), (808, 165035), (1010, 132028), (1313, 101560), (2020, 66014), (2539, 52520), (2626, 50780), (4040, 33007), (5078, 26260), (5252, 25390), (6565, 20312), (10156, 13130), (10504, 12695)]