74852440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143947}}^1$

素因数の和:143971

約数の個数: 32

約数和(自身を含む): 181374480

約数和(自身を除く): 106522040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 143947, 287894, 575788, 719735, 1151576, 1439470, 1871311, 2878940, 3742622, 5757880, 7485244, 9356555, 14970488, 18713110, 37426220, 74852440]

約数ペア:

[(1, 74852440), (2, 37426220), (4, 18713110), (5, 14970488), (8, 9356555), (10, 7485244), (13, 5757880), (20, 3742622), (26, 2878940), (40, 1871311), (52, 1439470), (65, 1151576), (104, 719735), (130, 575788), (260, 287894), (520, 143947)]