56440000

素因数分解:

$2^6\times 5^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:132

約数の個数: 140

約数和(自身を含む): 149970744

約数和(自身を除く): 93530744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 83, 85, 100, 125, 136, 160, 166, 170, 200, 250, 272, 320, 332, 340, 400, 415, 425, 500, 544, 625, 664, 680, 800, 830, 850, 1000, 1088, 1250, 1328, 1360, 1411, 1600, 1660, 1700, 2000, 2075, 2125, 2500, 2656, 2720, 2822, 3320, 3400, 4000, 4150, 4250, 5000, 5312, 5440, 5644, 6640, 6800, 7055, 8000, 8300, 8500, 10000, 10375, 10625, 11288, 13280, 13600, 14110, 16600, 17000, 20000, 20750, 21250, 22576, 26560, 27200, 28220, 33200, 34000, 35275, 40000, 41500, 42500, 45152, 51875, 56440, 66400, 68000, 70550, 83000, 85000, 90304, 103750, 112880, 132800, 136000, 141100, 166000, 170000, 176375, 207500, 225760, 282200, 332000, 340000, 352750, 415000, 451520, 564400, 664000, 680000, 705500, 830000, 881875, 1128800, 1411000, 1660000, 1763750, 2257600, 2822000, 3320000, 3527500, 5644000, 7055000, 11288000, 14110000, 28220000, 56440000]

約数ペア:

[(1, 56440000), (2, 28220000), (4, 14110000), (5, 11288000), (8, 7055000), (10, 5644000), (16, 3527500), (17, 3320000), (20, 2822000), (25, 2257600), (32, 1763750), (34, 1660000), (40, 1411000), (50, 1128800), (64, 881875), (68, 830000), (80, 705500), (83, 680000), (85, 664000), (100, 564400), (125, 451520), (136, 415000), (160, 352750), (166, 340000), (170, 332000), (200, 282200), (250, 225760), (272, 207500), (320, 176375), (332, 170000), (340, 166000), (400, 141100), (415, 136000), (425, 132800), (500, 112880), (544, 103750), (625, 90304), (664, 85000), (680, 83000), (800, 70550), (830, 68000), (850, 66400), (1000, 56440), (1088, 51875), (1250, 45152), (1328, 42500), (1360, 41500), (1411, 40000), (1600, 35275), (1660, 34000), (1700, 33200), (2000, 28220), (2075, 27200), (2125, 26560), (2500, 22576), (2656, 21250), (2720, 20750), (2822, 20000), (3320, 17000), (3400, 16600), (4000, 14110), (4150, 13600), (4250, 13280), (5000, 11288), (5312, 10625), (5440, 10375), (5644, 10000), (6640, 8500), (6800, 8300), (7055, 8000)]