25275140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{877}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 58411584

約数和(自身を除く): 33136444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 877, 1310, 1441, 1754, 2620, 2882, 3508, 4385, 5764, 7205, 8770, 9647, 14410, 17540, 19294, 28820, 38588, 48235, 96470, 114887, 192940, 229774, 459548, 574435, 1148870, 1263757, 2297740, 2527514, 5055028, 6318785, 12637570, 25275140]

約数ペア:

[(1, 25275140), (2, 12637570), (4, 6318785), (5, 5055028), (10, 2527514), (11, 2297740), (20, 1263757), (22, 1148870), (44, 574435), (55, 459548), (110, 229774), (131, 192940), (220, 114887), (262, 96470), (524, 48235), (655, 38588), (877, 28820), (1310, 19294), (1441, 17540), (1754, 14410), (2620, 9647), (2882, 8770), (3508, 7205), (4385, 5764)]