872855710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 1654608384

約数和(自身を除く): 781752674

約数列:

[1, 2, 5, 10, 43, 61, 86, 107, 122, 214, 215, 305, 311, 430, 535, 610, 622, 1070, 1555, 2623, 3110, 4601, 5246, 6527, 9202, 13054, 13115, 13373, 18971, 23005, 26230, 26746, 32635, 33277, 37942, 46010, 65270, 66554, 66865, 94855, 133730, 166385, 189710, 280661, 332770, 561322, 815753, 1403305, 1430911, 1631506, 2029897, 2806610, 2861822, 4059794, 4078765, 7154555, 8157530, 10149485, 14309110, 20298970, 87285571, 174571142, 436427855, 872855710]

約数ペア:

[(1, 872855710), (2, 436427855), (5, 174571142), (10, 87285571), (43, 20298970), (61, 14309110), (86, 10149485), (107, 8157530), (122, 7154555), (214, 4078765), (215, 4059794), (305, 2861822), (311, 2806610), (430, 2029897), (535, 1631506), (610, 1430911), (622, 1403305), (1070, 815753), (1555, 561322), (2623, 332770), (3110, 280661), (4601, 189710), (5246, 166385), (6527, 133730), (9202, 94855), (13054, 66865), (13115, 66554), (13373, 65270), (18971, 46010), (23005, 37942), (26230, 33277), (26746, 32635)]