78189328

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 182845440

約数和(自身を除く): 104656112

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 127, 161, 184, 239, 254, 322, 368, 478, 508, 644, 889, 956, 1016, 1288, 1673, 1778, 1912, 2032, 2576, 2921, 3346, 3556, 3824, 5497, 5842, 6692, 7112, 10994, 11684, 13384, 14224, 20447, 21988, 23368, 26768, 30353, 38479, 40894, 43976, 46736, 60706, 76958, 81788, 87952, 121412, 153916, 163576, 212471, 242824, 307832, 327152, 424942, 485648, 615664, 698119, 849884, 1396238, 1699768, 2792476, 3399536, 4886833, 5584952, 9773666, 11169904, 19547332, 39094664, 78189328]

約数ペア:

[(1, 78189328), (2, 39094664), (4, 19547332), (7, 11169904), (8, 9773666), (14, 5584952), (16, 4886833), (23, 3399536), (28, 2792476), (46, 1699768), (56, 1396238), (92, 849884), (112, 698119), (127, 615664), (161, 485648), (184, 424942), (239, 327152), (254, 307832), (322, 242824), (368, 212471), (478, 163576), (508, 153916), (644, 121412), (889, 87952), (956, 81788), (1016, 76958), (1288, 60706), (1673, 46736), (1778, 43976), (1912, 40894), (2032, 38479), (2576, 30353), (2921, 26768), (3346, 23368), (3556, 21988), (3824, 20447), (5497, 14224), (5842, 13384), (6692, 11684), (7112, 10994)]