1549114520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{17159}}^1$

素因数の和:17268

約数の個数: 64

約数和(自身を含む): 3638606400

約数和(自身を除く): 2089491880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 610, 740, 1220, 1480, 2257, 2440, 4514, 9028, 11285, 17159, 18056, 22570, 34318, 45140, 68636, 85795, 90280, 137272, 171590, 343180, 634883, 686360, 1046699, 1269766, 2093398, 2539532, 3174415, 4186796, 5079064, 5233495, 6348830, 8373592, 10466990, 12697660, 20933980, 25395320, 38727863, 41867960, 77455726, 154911452, 193639315, 309822904, 387278630, 774557260, 1549114520]

約数ペア:

[(1, 1549114520), (2, 774557260), (4, 387278630), (5, 309822904), (8, 193639315), (10, 154911452), (20, 77455726), (37, 41867960), (40, 38727863), (61, 25395320), (74, 20933980), (122, 12697660), (148, 10466990), (185, 8373592), (244, 6348830), (296, 5233495), (305, 5079064), (370, 4186796), (488, 3174415), (610, 2539532), (740, 2093398), (1220, 1269766), (1480, 1046699), (2257, 686360), (2440, 634883), (4514, 343180), (9028, 171590), (11285, 137272), (17159, 90280), (18056, 85795), (22570, 68636), (34318, 45140)]