91259440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{27823}}^1$

素因数の和:27877

約数の個数: 40

約数和(自身を含む): 217361088

約数和(自身を除く): 126101648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 27823, 55646, 111292, 139115, 222584, 278230, 445168, 556460, 1112920, 1140743, 2225840, 2281486, 4562972, 5703715, 9125944, 11407430, 18251888, 22814860, 45629720, 91259440]

約数ペア:

[(1, 91259440), (2, 45629720), (4, 22814860), (5, 18251888), (8, 11407430), (10, 9125944), (16, 5703715), (20, 4562972), (40, 2281486), (41, 2225840), (80, 1140743), (82, 1112920), (164, 556460), (205, 445168), (328, 278230), (410, 222584), (656, 139115), (820, 111292), (1640, 55646), (3280, 27823)]