205062080

素因数分解:

$2^6\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2659}}^1$

素因数の和:2917

約数の個数: 56

約数和(自身を含む): 490514640

約数和(自身を除く): 285452560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 241, 320, 482, 964, 1205, 1928, 2410, 2659, 3856, 4820, 5318, 7712, 9640, 10636, 13295, 15424, 19280, 21272, 26590, 38560, 42544, 53180, 77120, 85088, 106360, 170176, 212720, 425440, 640819, 850880, 1281638, 2563276, 3204095, 5126552, 6408190, 10253104, 12816380, 20506208, 25632760, 41012416, 51265520, 102531040, 205062080]

約数ペア:

[(1, 205062080), (2, 102531040), (4, 51265520), (5, 41012416), (8, 25632760), (10, 20506208), (16, 12816380), (20, 10253104), (32, 6408190), (40, 5126552), (64, 3204095), (80, 2563276), (160, 1281638), (241, 850880), (320, 640819), (482, 425440), (964, 212720), (1205, 170176), (1928, 106360), (2410, 85088), (2659, 77120), (3856, 53180), (4820, 42544), (5318, 38560), (7712, 26590), (9640, 21272), (10636, 19280), (13295, 15424)]