91641760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11689}}^1$

素因数の和:11718

約数の個数: 72

約数和(自身を含む): 251872740

約数和(自身を除く): 160230980

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 11689, 23378, 46756, 58445, 81823, 93512, 116890, 163646, 187024, 233780, 327292, 374048, 409115, 467560, 572761, 654584, 818230, 935120, 1145522, 1309168, 1636460, 1870240, 2291044, 2618336, 2863805, 3272920, 4582088, 5727610, 6545840, 9164176, 11455220, 13091680, 18328352, 22910440, 45820880, 91641760]

約数ペア:

[(1, 91641760), (2, 45820880), (4, 22910440), (5, 18328352), (7, 13091680), (8, 11455220), (10, 9164176), (14, 6545840), (16, 5727610), (20, 4582088), (28, 3272920), (32, 2863805), (35, 2618336), (40, 2291044), (49, 1870240), (56, 1636460), (70, 1309168), (80, 1145522), (98, 935120), (112, 818230), (140, 654584), (160, 572761), (196, 467560), (224, 409115), (245, 374048), (280, 327292), (392, 233780), (490, 187024), (560, 163646), (784, 116890), (980, 93512), (1120, 81823), (1568, 58445), (1960, 46756), (3920, 23378), (7840, 11689)]