72780904

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{31699}}^1$

素因数の和:31753

約数の個数: 32

約数和(自身を含む): 159768000

約数和(自身を除く): 86987096

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 31699, 63398, 126796, 221893, 253592, 443786, 887572, 1299659, 1775144, 2599318, 5198636, 9097613, 10397272, 18195226, 36390452, 72780904]

約数ペア:

[(1, 72780904), (2, 36390452), (4, 18195226), (7, 10397272), (8, 9097613), (14, 5198636), (28, 2599318), (41, 1775144), (56, 1299659), (82, 887572), (164, 443786), (287, 253592), (328, 221893), (574, 126796), (1148, 63398), (2296, 31699)]