71198720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 181326600

約数和(自身を除く): 110127880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 409, 512, 544, 640, 680, 818, 1024, 1088, 1280, 1360, 1636, 2045, 2048, 2176, 2560, 2720, 3272, 4090, 4352, 5120, 5440, 6544, 6953, 8180, 8704, 10240, 10880, 13088, 13906, 16360, 17408, 21760, 26176, 27812, 32720, 34765, 34816, 43520, 52352, 55624, 65440, 69530, 87040, 104704, 111248, 130880, 139060, 174080, 209408, 222496, 261760, 278120, 418816, 444992, 523520, 556240, 837632, 889984, 1047040, 1112480, 1779968, 2094080, 2224960, 3559936, 4188160, 4449920, 7119872, 8899840, 14239744, 17799680, 35599360, 71198720]

約数ペア:

[(1, 71198720), (2, 35599360), (4, 17799680), (5, 14239744), (8, 8899840), (10, 7119872), (16, 4449920), (17, 4188160), (20, 3559936), (32, 2224960), (34, 2094080), (40, 1779968), (64, 1112480), (68, 1047040), (80, 889984), (85, 837632), (128, 556240), (136, 523520), (160, 444992), (170, 418816), (256, 278120), (272, 261760), (320, 222496), (340, 209408), (409, 174080), (512, 139060), (544, 130880), (640, 111248), (680, 104704), (818, 87040), (1024, 69530), (1088, 65440), (1280, 55624), (1360, 52352), (1636, 43520), (2045, 34816), (2048, 34765), (2176, 32720), (2560, 27812), (2720, 26176), (3272, 21760), (4090, 17408), (4352, 16360), (5120, 13906), (5440, 13088), (6544, 10880), (6953, 10240), (8180, 8704)]