26155220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2053}}^1$

素因数の和:2089

約数の個数: 72

約数和(自身を含む): 68841864

約数和(自身を除く): 42686644

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, 2053, 2548, 3185, 4106, 6370, 8212, 10265, 12740, 14371, 20530, 26689, 28742, 41060, 53378, 57484, 71855, 100597, 106756, 133445, 143710, 186823, 201194, 266890, 287420, 373646, 402388, 502985, 533780, 747292, 934115, 1005970, 1307761, 1868230, 2011940, 2615522, 3736460, 5231044, 6538805, 13077610, 26155220]

約数ペア:

[(1, 26155220), (2, 13077610), (4, 6538805), (5, 5231044), (7, 3736460), (10, 2615522), (13, 2011940), (14, 1868230), (20, 1307761), (26, 1005970), (28, 934115), (35, 747292), (49, 533780), (52, 502985), (65, 402388), (70, 373646), (91, 287420), (98, 266890), (130, 201194), (140, 186823), (182, 143710), (196, 133445), (245, 106756), (260, 100597), (364, 71855), (455, 57484), (490, 53378), (637, 41060), (910, 28742), (980, 26689), (1274, 20530), (1820, 14371), (2053, 12740), (2548, 10265), (3185, 8212), (4106, 6370)]