80489200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1663}}^1$

素因数の和:1703

約数の個数: 90

約数和(自身を含む): 212680832

約数和(自身を除く): 132191632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 176, 200, 220, 242, 275, 400, 440, 484, 550, 605, 880, 968, 1100, 1210, 1663, 1936, 2200, 2420, 3025, 3326, 4400, 4840, 6050, 6652, 8315, 9680, 12100, 13304, 16630, 18293, 24200, 26608, 33260, 36586, 41575, 48400, 66520, 73172, 83150, 91465, 133040, 146344, 166300, 182930, 201223, 292688, 332600, 365860, 402446, 457325, 665200, 731720, 804892, 914650, 1006115, 1463440, 1609784, 1829300, 2012230, 3219568, 3658600, 4024460, 5030575, 7317200, 8048920, 10061150, 16097840, 20122300, 40244600, 80489200]

約数ペア:

[(1, 80489200), (2, 40244600), (4, 20122300), (5, 16097840), (8, 10061150), (10, 8048920), (11, 7317200), (16, 5030575), (20, 4024460), (22, 3658600), (25, 3219568), (40, 2012230), (44, 1829300), (50, 1609784), (55, 1463440), (80, 1006115), (88, 914650), (100, 804892), (110, 731720), (121, 665200), (176, 457325), (200, 402446), (220, 365860), (242, 332600), (275, 292688), (400, 201223), (440, 182930), (484, 166300), (550, 146344), (605, 133040), (880, 91465), (968, 83150), (1100, 73172), (1210, 66520), (1663, 48400), (1936, 41575), (2200, 36586), (2420, 33260), (3025, 26608), (3326, 24200), (4400, 18293), (4840, 16630), (6050, 13304), (6652, 12100), (8315, 9680)]