133702940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13451}}^1$

素因数の和:13538

約数の個数: 48

約数和(自身を含む): 325430784

約数和(自身を除く): 191727844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 13451, 26902, 53804, 67255, 94157, 134510, 188314, 269020, 376628, 470785, 941570, 955021, 1883140, 1910042, 3820084, 4775105, 6685147, 9550210, 13370294, 19100420, 26740588, 33425735, 66851470, 133702940]

約数ペア:

[(1, 133702940), (2, 66851470), (4, 33425735), (5, 26740588), (7, 19100420), (10, 13370294), (14, 9550210), (20, 6685147), (28, 4775105), (35, 3820084), (70, 1910042), (71, 1883140), (140, 955021), (142, 941570), (284, 470785), (355, 376628), (497, 269020), (710, 188314), (994, 134510), (1420, 94157), (1988, 67255), (2485, 53804), (4970, 26902), (9940, 13451)]