81413904

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:473

約数の個数: 160

約数和(自身を含む): 256233600

約数和(自身を除く): 174819696

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 29, 33, 39, 44, 48, 52, 58, 66, 78, 87, 88, 104, 116, 132, 143, 156, 174, 176, 208, 232, 264, 286, 312, 319, 348, 377, 409, 429, 464, 528, 572, 624, 638, 696, 754, 818, 858, 957, 1131, 1144, 1227, 1276, 1392, 1508, 1636, 1716, 1914, 2262, 2288, 2454, 2552, 3016, 3272, 3432, 3828, 4147, 4499, 4524, 4908, 5104, 5317, 6032, 6544, 6864, 7656, 8294, 8998, 9048, 9816, 10634, 11861, 12441, 13497, 15312, 15951, 16588, 17996, 18096, 19632, 21268, 23722, 24882, 26994, 31902, 33176, 35583, 35992, 42536, 47444, 49764, 53988, 58487, 63804, 66352, 71166, 71984, 85072, 94888, 99528, 107976, 116974, 127608, 130471, 142332, 154193, 175461, 189776, 199056, 215952, 233948, 255216, 260942, 284664, 308386, 350922, 391413, 462579, 467896, 521884, 569328, 616772, 701844, 782826, 925158, 935792, 1043768, 1233544, 1403688, 1565652, 1696123, 1850316, 2087536, 2467088, 2807376, 3131304, 3392246, 3700632, 5088369, 6262608, 6784492, 7401264, 10176738, 13568984, 20353476, 27137968, 40706952, 81413904]

約数ペア:

[(1, 81413904), (2, 40706952), (3, 27137968), (4, 20353476), (6, 13568984), (8, 10176738), (11, 7401264), (12, 6784492), (13, 6262608), (16, 5088369), (22, 3700632), (24, 3392246), (26, 3131304), (29, 2807376), (33, 2467088), (39, 2087536), (44, 1850316), (48, 1696123), (52, 1565652), (58, 1403688), (66, 1233544), (78, 1043768), (87, 935792), (88, 925158), (104, 782826), (116, 701844), (132, 616772), (143, 569328), (156, 521884), (174, 467896), (176, 462579), (208, 391413), (232, 350922), (264, 308386), (286, 284664), (312, 260942), (319, 255216), (348, 233948), (377, 215952), (409, 199056), (429, 189776), (464, 175461), (528, 154193), (572, 142332), (624, 130471), (638, 127608), (696, 116974), (754, 107976), (818, 99528), (858, 94888), (957, 85072), (1131, 71984), (1144, 71166), (1227, 66352), (1276, 63804), (1392, 58487), (1508, 53988), (1636, 49764), (1716, 47444), (1914, 42536), (2262, 35992), (2288, 35583), (2454, 33176), (2552, 31902), (3016, 26994), (3272, 24882), (3432, 23722), (3828, 21268), (4147, 19632), (4499, 18096), (4524, 17996), (4908, 16588), (5104, 15951), (5317, 15312), (6032, 13497), (6544, 12441), (6864, 11861), (7656, 10634), (8294, 9816), (8998, 9048)]