80144800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 212611392

約数和(自身を除く): 132466592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 71, 80, 83, 85, 100, 136, 142, 160, 166, 170, 200, 272, 284, 332, 340, 355, 400, 415, 425, 544, 568, 664, 680, 710, 800, 830, 850, 1136, 1207, 1328, 1360, 1411, 1420, 1660, 1700, 1775, 2075, 2272, 2414, 2656, 2720, 2822, 2840, 3320, 3400, 3550, 4150, 4828, 5644, 5680, 5893, 6035, 6640, 6800, 7055, 7100, 8300, 9656, 11288, 11360, 11786, 12070, 13280, 13600, 14110, 14200, 16600, 19312, 22576, 23572, 24140, 28220, 28400, 29465, 30175, 33200, 35275, 38624, 45152, 47144, 48280, 56440, 56800, 58930, 60350, 66400, 70550, 94288, 96560, 100181, 112880, 117860, 120700, 141100, 147325, 188576, 193120, 200362, 225760, 235720, 241400, 282200, 294650, 400724, 471440, 482800, 500905, 564400, 589300, 801448, 942880, 965600, 1001810, 1128800, 1178600, 1602896, 2003620, 2357200, 2504525, 3205792, 4007240, 4714400, 5009050, 8014480, 10018100, 16028960, 20036200, 40072400, 80144800]

約数ペア:

[(1, 80144800), (2, 40072400), (4, 20036200), (5, 16028960), (8, 10018100), (10, 8014480), (16, 5009050), (17, 4714400), (20, 4007240), (25, 3205792), (32, 2504525), (34, 2357200), (40, 2003620), (50, 1602896), (68, 1178600), (71, 1128800), (80, 1001810), (83, 965600), (85, 942880), (100, 801448), (136, 589300), (142, 564400), (160, 500905), (166, 482800), (170, 471440), (200, 400724), (272, 294650), (284, 282200), (332, 241400), (340, 235720), (355, 225760), (400, 200362), (415, 193120), (425, 188576), (544, 147325), (568, 141100), (664, 120700), (680, 117860), (710, 112880), (800, 100181), (830, 96560), (850, 94288), (1136, 70550), (1207, 66400), (1328, 60350), (1360, 58930), (1411, 56800), (1420, 56440), (1660, 48280), (1700, 47144), (1775, 45152), (2075, 38624), (2272, 35275), (2414, 33200), (2656, 30175), (2720, 29465), (2822, 28400), (2840, 28220), (3320, 24140), (3400, 23572), (3550, 22576), (4150, 19312), (4828, 16600), (5644, 14200), (5680, 14110), (5893, 13600), (6035, 13280), (6640, 12070), (6800, 11786), (7055, 11360), (7100, 11288), (8300, 9656)]