25660980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3853}}^1$

素因数の和:3905

約数の個数: 72

約数和(自身を含む): 79962792

約数和(自身を除く): 54301812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 3853, 6660, 7706, 11559, 15412, 19265, 23118, 34677, 38530, 46236, 57795, 69354, 77060, 115590, 138708, 142561, 173385, 231180, 285122, 346770, 427683, 570244, 693540, 712805, 855366, 1283049, 1425610, 1710732, 2138415, 2566098, 2851220, 4276830, 5132196, 6415245, 8553660, 12830490, 25660980]

約数ペア:

[(1, 25660980), (2, 12830490), (3, 8553660), (4, 6415245), (5, 5132196), (6, 4276830), (9, 2851220), (10, 2566098), (12, 2138415), (15, 1710732), (18, 1425610), (20, 1283049), (30, 855366), (36, 712805), (37, 693540), (45, 570244), (60, 427683), (74, 346770), (90, 285122), (111, 231180), (148, 173385), (180, 142561), (185, 138708), (222, 115590), (333, 77060), (370, 69354), (444, 57795), (555, 46236), (666, 38530), (740, 34677), (1110, 23118), (1332, 19265), (1665, 15412), (2220, 11559), (3330, 7706), (3853, 6660)]