64844800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 132

約数和(自身を含む): 171333900

約数和(自身を除く): 106489100

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 149, 160, 170, 200, 256, 272, 298, 320, 340, 400, 425, 512, 544, 596, 640, 680, 745, 800, 850, 1024, 1088, 1192, 1280, 1360, 1490, 1600, 1700, 2176, 2384, 2533, 2560, 2720, 2980, 3200, 3400, 3725, 4352, 4768, 5066, 5120, 5440, 5960, 6400, 6800, 7450, 8704, 9536, 10132, 10880, 11920, 12665, 12800, 13600, 14900, 17408, 19072, 20264, 21760, 23840, 25330, 25600, 27200, 29800, 38144, 40528, 43520, 47680, 50660, 54400, 59600, 63325, 76288, 81056, 87040, 95360, 101320, 108800, 119200, 126650, 152576, 162112, 190720, 202640, 217600, 238400, 253300, 324224, 381440, 405280, 435200, 476800, 506600, 648448, 762880, 810560, 953600, 1013200, 1296896, 1621120, 1907200, 2026400, 2593792, 3242240, 3814400, 4052800, 6484480, 8105600, 12968960, 16211200, 32422400, 64844800]

約数ペア:

[(1, 64844800), (2, 32422400), (4, 16211200), (5, 12968960), (8, 8105600), (10, 6484480), (16, 4052800), (17, 3814400), (20, 3242240), (25, 2593792), (32, 2026400), (34, 1907200), (40, 1621120), (50, 1296896), (64, 1013200), (68, 953600), (80, 810560), (85, 762880), (100, 648448), (128, 506600), (136, 476800), (149, 435200), (160, 405280), (170, 381440), (200, 324224), (256, 253300), (272, 238400), (298, 217600), (320, 202640), (340, 190720), (400, 162112), (425, 152576), (512, 126650), (544, 119200), (596, 108800), (640, 101320), (680, 95360), (745, 87040), (800, 81056), (850, 76288), (1024, 63325), (1088, 59600), (1192, 54400), (1280, 50660), (1360, 47680), (1490, 43520), (1600, 40528), (1700, 38144), (2176, 29800), (2384, 27200), (2533, 25600), (2560, 25330), (2720, 23840), (2980, 21760), (3200, 20264), (3400, 19072), (3725, 17408), (4352, 14900), (4768, 13600), (5066, 12800), (5120, 12665), (5440, 11920), (5960, 10880), (6400, 10132), (6800, 9536), (7450, 8704)]