64615540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 149163840

約数和(自身を除く): 84548300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2113, 2780, 3058, 4226, 6116, 7645, 8452, 10565, 15290, 21130, 23243, 30580, 42260, 46486, 92972, 116215, 232430, 293707, 464860, 587414, 1174828, 1468535, 2937070, 3230777, 5874140, 6461554, 12923108, 16153885, 32307770, 64615540]

約数ペア:

[(1, 64615540), (2, 32307770), (4, 16153885), (5, 12923108), (10, 6461554), (11, 5874140), (20, 3230777), (22, 2937070), (44, 1468535), (55, 1174828), (110, 587414), (139, 464860), (220, 293707), (278, 232430), (556, 116215), (695, 92972), (1390, 46486), (1529, 42260), (2113, 30580), (2780, 23243), (3058, 21130), (4226, 15290), (6116, 10565), (7645, 8452)]