71746220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 188160000

約数和(自身を除く): 116413780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 79, 91, 130, 140, 158, 182, 260, 316, 364, 395, 455, 499, 553, 790, 910, 998, 1027, 1106, 1580, 1820, 1996, 2054, 2212, 2495, 2765, 3493, 4108, 4990, 5135, 5530, 6487, 6986, 7189, 9980, 10270, 11060, 12974, 13972, 14378, 17465, 20540, 25948, 28756, 32435, 34930, 35945, 39421, 45409, 64870, 69860, 71890, 78842, 90818, 129740, 143780, 157684, 181636, 197105, 227045, 275947, 394210, 454090, 512473, 551894, 788420, 908180, 1024946, 1103788, 1379735, 2049892, 2562365, 2759470, 3587311, 5124730, 5518940, 7174622, 10249460, 14349244, 17936555, 35873110, 71746220]

約数ペア:

[(1, 71746220), (2, 35873110), (4, 17936555), (5, 14349244), (7, 10249460), (10, 7174622), (13, 5518940), (14, 5124730), (20, 3587311), (26, 2759470), (28, 2562365), (35, 2049892), (52, 1379735), (65, 1103788), (70, 1024946), (79, 908180), (91, 788420), (130, 551894), (140, 512473), (158, 454090), (182, 394210), (260, 275947), (316, 227045), (364, 197105), (395, 181636), (455, 157684), (499, 143780), (553, 129740), (790, 90818), (910, 78842), (998, 71890), (1027, 69860), (1106, 64870), (1580, 45409), (1820, 39421), (1996, 35945), (2054, 34930), (2212, 32435), (2495, 28756), (2765, 25948), (3493, 20540), (4108, 17465), (4990, 14378), (5135, 13972), (5530, 12974), (6487, 11060), (6986, 10270), (7189, 9980)]