996223904

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{4493}}^1$

素因数の和:4570

約数の個数: 72

約数和(自身を含む): 2176075692

約数和(自身を除く): 1179851788

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 169, 208, 328, 338, 416, 533, 656, 676, 1066, 1312, 1352, 2132, 2704, 4264, 4493, 5408, 6929, 8528, 8986, 13858, 17056, 17972, 27716, 35944, 55432, 58409, 71888, 110864, 116818, 143776, 184213, 221728, 233636, 368426, 467272, 736852, 759317, 934544, 1473704, 1518634, 1869088, 2394769, 2947408, 3037268, 4789538, 5894816, 6074536, 9579076, 12149072, 19158152, 24298144, 31131997, 38316304, 62263994, 76632608, 124527988, 249055976, 498111952, 996223904]

約数ペア:

[(1, 996223904), (2, 498111952), (4, 249055976), (8, 124527988), (13, 76632608), (16, 62263994), (26, 38316304), (32, 31131997), (41, 24298144), (52, 19158152), (82, 12149072), (104, 9579076), (164, 6074536), (169, 5894816), (208, 4789538), (328, 3037268), (338, 2947408), (416, 2394769), (533, 1869088), (656, 1518634), (676, 1473704), (1066, 934544), (1312, 759317), (1352, 736852), (2132, 467272), (2704, 368426), (4264, 233636), (4493, 221728), (5408, 184213), (6929, 143776), (8528, 116818), (8986, 110864), (13858, 71888), (17056, 58409), (17972, 55432), (27716, 35944)]