25626456

素因数分解:

$2^3\times 3^4\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 72919440

約数和(自身を除く): 47292984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 284, 324, 426, 557, 568, 639, 648, 852, 1114, 1278, 1671, 1704, 1917, 2228, 2556, 3342, 3834, 4456, 5013, 5112, 5751, 6684, 7668, 10026, 11502, 13368, 15039, 15336, 20052, 23004, 30078, 39547, 40104, 45117, 46008, 60156, 79094, 90234, 118641, 120312, 158188, 180468, 237282, 316376, 355923, 360936, 474564, 711846, 949128, 1067769, 1423692, 2135538, 2847384, 3203307, 4271076, 6406614, 8542152, 12813228, 25626456]

約数ペア:

[(1, 25626456), (2, 12813228), (3, 8542152), (4, 6406614), (6, 4271076), (8, 3203307), (9, 2847384), (12, 2135538), (18, 1423692), (24, 1067769), (27, 949128), (36, 711846), (54, 474564), (71, 360936), (72, 355923), (81, 316376), (108, 237282), (142, 180468), (162, 158188), (213, 120312), (216, 118641), (284, 90234), (324, 79094), (426, 60156), (557, 46008), (568, 45117), (639, 40104), (648, 39547), (852, 30078), (1114, 23004), (1278, 20052), (1671, 15336), (1704, 15039), (1917, 13368), (2228, 11502), (2556, 10026), (3342, 7668), (3834, 6684), (4456, 5751), (5013, 5112)]