65905420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2111}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 158957568

約数和(自身を除く): 93052148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2111, 2230, 3122, 4222, 4460, 6244, 7805, 8444, 10555, 14777, 15610, 21110, 29554, 31220, 42220, 59108, 73885, 147770, 295540, 470753, 941506, 1883012, 2353765, 3295271, 4707530, 6590542, 9415060, 13181084, 16476355, 32952710, 65905420]

約数ペア:

[(1, 65905420), (2, 32952710), (4, 16476355), (5, 13181084), (7, 9415060), (10, 6590542), (14, 4707530), (20, 3295271), (28, 2353765), (35, 1883012), (70, 941506), (140, 470753), (223, 295540), (446, 147770), (892, 73885), (1115, 59108), (1561, 42220), (2111, 31220), (2230, 29554), (3122, 21110), (4222, 15610), (4460, 14777), (6244, 10555), (7805, 8444)]