78694400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 205650900

約数和(自身を除く): 126956500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 53, 58, 64, 80, 100, 106, 116, 128, 145, 160, 200, 212, 232, 256, 265, 290, 320, 400, 424, 464, 512, 530, 580, 640, 725, 800, 848, 928, 1024, 1060, 1160, 1280, 1325, 1450, 1537, 1600, 1696, 1856, 2048, 2120, 2320, 2560, 2650, 2900, 3074, 3200, 3392, 3712, 4240, 4640, 5120, 5300, 5800, 6148, 6400, 6784, 7424, 7685, 8480, 9280, 10240, 10600, 11600, 12296, 12800, 13568, 14848, 15370, 16960, 18560, 21200, 23200, 24592, 25600, 27136, 29696, 30740, 33920, 37120, 38425, 42400, 46400, 49184, 51200, 54272, 59392, 61480, 67840, 74240, 76850, 84800, 92800, 98368, 108544, 122960, 135680, 148480, 153700, 169600, 185600, 196736, 245920, 271360, 296960, 307400, 339200, 371200, 393472, 491840, 542720, 614800, 678400, 742400, 786944, 983680, 1229600, 1356800, 1484800, 1573888, 1967360, 2459200, 2713600, 3147776, 3934720, 4918400, 7869440, 9836800, 15738880, 19673600, 39347200, 78694400]

約数ペア:

[(1, 78694400), (2, 39347200), (4, 19673600), (5, 15738880), (8, 9836800), (10, 7869440), (16, 4918400), (20, 3934720), (25, 3147776), (29, 2713600), (32, 2459200), (40, 1967360), (50, 1573888), (53, 1484800), (58, 1356800), (64, 1229600), (80, 983680), (100, 786944), (106, 742400), (116, 678400), (128, 614800), (145, 542720), (160, 491840), (200, 393472), (212, 371200), (232, 339200), (256, 307400), (265, 296960), (290, 271360), (320, 245920), (400, 196736), (424, 185600), (464, 169600), (512, 153700), (530, 148480), (580, 135680), (640, 122960), (725, 108544), (800, 98368), (848, 92800), (928, 84800), (1024, 76850), (1060, 74240), (1160, 67840), (1280, 61480), (1325, 59392), (1450, 54272), (1537, 51200), (1600, 49184), (1696, 46400), (1856, 42400), (2048, 38425), (2120, 37120), (2320, 33920), (2560, 30740), (2650, 29696), (2900, 27136), (3074, 25600), (3200, 24592), (3392, 23200), (3712, 21200), (4240, 18560), (4640, 16960), (5120, 15370), (5300, 14848), (5800, 13568), (6148, 12800), (6400, 12296), (6784, 11600), (7424, 10600), (7685, 10240), (8480, 9280)]