64566800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 165322752

約数和(自身を除く): 100755952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 41, 50, 62, 80, 82, 100, 124, 127, 155, 164, 200, 205, 248, 254, 310, 328, 400, 410, 496, 508, 620, 635, 656, 775, 820, 1016, 1025, 1240, 1270, 1271, 1550, 1640, 2032, 2050, 2480, 2540, 2542, 3100, 3175, 3280, 3937, 4100, 5080, 5084, 5207, 6200, 6350, 6355, 7874, 8200, 10160, 10168, 10414, 12400, 12700, 12710, 15748, 16400, 19685, 20336, 20828, 25400, 25420, 26035, 31496, 31775, 39370, 41656, 50800, 50840, 52070, 62992, 63550, 78740, 83312, 98425, 101680, 104140, 127100, 130175, 157480, 161417, 196850, 208280, 254200, 260350, 314960, 322834, 393700, 416560, 508400, 520700, 645668, 787400, 807085, 1041400, 1291336, 1574800, 1614170, 2082800, 2582672, 3228340, 4035425, 6456680, 8070850, 12913360, 16141700, 32283400, 64566800]

約数ペア:

[(1, 64566800), (2, 32283400), (4, 16141700), (5, 12913360), (8, 8070850), (10, 6456680), (16, 4035425), (20, 3228340), (25, 2582672), (31, 2082800), (40, 1614170), (41, 1574800), (50, 1291336), (62, 1041400), (80, 807085), (82, 787400), (100, 645668), (124, 520700), (127, 508400), (155, 416560), (164, 393700), (200, 322834), (205, 314960), (248, 260350), (254, 254200), (310, 208280), (328, 196850), (400, 161417), (410, 157480), (496, 130175), (508, 127100), (620, 104140), (635, 101680), (656, 98425), (775, 83312), (820, 78740), (1016, 63550), (1025, 62992), (1240, 52070), (1270, 50840), (1271, 50800), (1550, 41656), (1640, 39370), (2032, 31775), (2050, 31496), (2480, 26035), (2540, 25420), (2542, 25400), (3100, 20828), (3175, 20336), (3280, 19685), (3937, 16400), (4100, 15748), (5080, 12710), (5084, 12700), (5207, 12400), (6200, 10414), (6350, 10168), (6355, 10160), (7874, 8200)]