193735840

素因数分解:

$2^5\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1889}}^1$

素因数の和:2545

約数の個数: 48

約数和(自身を含む): 458657640

約数和(自身を除く): 264921800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 641, 1282, 1889, 2564, 3205, 3778, 5128, 6410, 7556, 9445, 10256, 12820, 15112, 18890, 20512, 25640, 30224, 37780, 51280, 60448, 75560, 102560, 151120, 302240, 1210849, 2421698, 4843396, 6054245, 9686792, 12108490, 19373584, 24216980, 38747168, 48433960, 96867920, 193735840]

約数ペア:

[(1, 193735840), (2, 96867920), (4, 48433960), (5, 38747168), (8, 24216980), (10, 19373584), (16, 12108490), (20, 9686792), (32, 6054245), (40, 4843396), (80, 2421698), (160, 1210849), (641, 302240), (1282, 151120), (1889, 102560), (2564, 75560), (3205, 60448), (3778, 51280), (5128, 37780), (6410, 30224), (7556, 25640), (9445, 20512), (10256, 18890), (12820, 15112)]