78684160

素因数分解:

$2^{13}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:161

約数の個数: 112

約数和(自身を含む): 201707496

約数和(自身を除く): 123023336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 113, 128, 136, 160, 170, 226, 256, 272, 320, 340, 452, 512, 544, 565, 640, 680, 904, 1024, 1088, 1130, 1280, 1360, 1808, 1921, 2048, 2176, 2260, 2560, 2720, 3616, 3842, 4096, 4352, 4520, 5120, 5440, 7232, 7684, 8192, 8704, 9040, 9605, 10240, 10880, 14464, 15368, 17408, 18080, 19210, 20480, 21760, 28928, 30736, 34816, 36160, 38420, 40960, 43520, 57856, 61472, 69632, 72320, 76840, 87040, 115712, 122944, 139264, 144640, 153680, 174080, 231424, 245888, 289280, 307360, 348160, 462848, 491776, 578560, 614720, 696320, 925696, 983552, 1157120, 1229440, 1967104, 2314240, 2458880, 3934208, 4628480, 4917760, 7868416, 9835520, 15736832, 19671040, 39342080, 78684160]

約数ペア:

[(1, 78684160), (2, 39342080), (4, 19671040), (5, 15736832), (8, 9835520), (10, 7868416), (16, 4917760), (17, 4628480), (20, 3934208), (32, 2458880), (34, 2314240), (40, 1967104), (64, 1229440), (68, 1157120), (80, 983552), (85, 925696), (113, 696320), (128, 614720), (136, 578560), (160, 491776), (170, 462848), (226, 348160), (256, 307360), (272, 289280), (320, 245888), (340, 231424), (452, 174080), (512, 153680), (544, 144640), (565, 139264), (640, 122944), (680, 115712), (904, 87040), (1024, 76840), (1088, 72320), (1130, 69632), (1280, 61472), (1360, 57856), (1808, 43520), (1921, 40960), (2048, 38420), (2176, 36160), (2260, 34816), (2560, 30736), (2720, 28928), (3616, 21760), (3842, 20480), (4096, 19210), (4352, 18080), (4520, 17408), (5120, 15368), (5440, 14464), (7232, 10880), (7684, 10240), (8192, 9605), (8704, 9040)]