159288220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{12503}}^1$

素因数の和:12539

約数の個数: 72

約数和(自身を含む): 419084064

約数和(自身を除く): 259795844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12503, 12740, 25006, 50012, 62515, 87521, 125030, 162539, 175042, 250060, 325078, 350084, 437605, 612647, 650156, 812695, 875210, 1137773, 1225294, 1625390, 1750420, 2275546, 2450588, 3063235, 3250780, 4551092, 5688865, 6126470, 7964411, 11377730, 12252940, 15928822, 22755460, 31857644, 39822055, 79644110, 159288220]

約数ペア:

[(1, 159288220), (2, 79644110), (4, 39822055), (5, 31857644), (7, 22755460), (10, 15928822), (13, 12252940), (14, 11377730), (20, 7964411), (26, 6126470), (28, 5688865), (35, 4551092), (49, 3250780), (52, 3063235), (65, 2450588), (70, 2275546), (91, 1750420), (98, 1625390), (130, 1225294), (140, 1137773), (182, 875210), (196, 812695), (245, 650156), (260, 612647), (364, 437605), (455, 350084), (490, 325078), (637, 250060), (910, 175042), (980, 162539), (1274, 125030), (1820, 87521), (2548, 62515), (3185, 50012), (6370, 25006), (12503, 12740)]