289223840

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44089}}^1$

素因数の和:44145

約数の個数: 48

約数和(自身を含む): 699972840

約数和(自身を除く): 410749000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 44089, 88178, 176356, 220445, 352712, 440890, 705424, 881780, 1410848, 1763560, 1807649, 3527120, 3615298, 7054240, 7230596, 9038245, 14461192, 18076490, 28922384, 36152980, 57844768, 72305960, 144611920, 289223840]

約数ペア:

[(1, 289223840), (2, 144611920), (4, 72305960), (5, 57844768), (8, 36152980), (10, 28922384), (16, 18076490), (20, 14461192), (32, 9038245), (40, 7230596), (41, 7054240), (80, 3615298), (82, 3527120), (160, 1807649), (164, 1763560), (205, 1410848), (328, 881780), (410, 705424), (656, 440890), (820, 352712), (1312, 220445), (1640, 176356), (3280, 88178), (6560, 44089)]