25679340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{797}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 78427440

約数和(自身を除く): 52748100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 797, 895, 1074, 1594, 1611, 1790, 2148, 2391, 2685, 3188, 3222, 3580, 3985, 4782, 5370, 6444, 7173, 7970, 8055, 9564, 10740, 11955, 14346, 15940, 16110, 23910, 28692, 32220, 35865, 47820, 71730, 142663, 143460, 285326, 427989, 570652, 713315, 855978, 1283967, 1426630, 1711956, 2139945, 2567934, 2853260, 4279890, 5135868, 6419835, 8559780, 12839670, 25679340]

約数ペア:

[(1, 25679340), (2, 12839670), (3, 8559780), (4, 6419835), (5, 5135868), (6, 4279890), (9, 2853260), (10, 2567934), (12, 2139945), (15, 1711956), (18, 1426630), (20, 1283967), (30, 855978), (36, 713315), (45, 570652), (60, 427989), (90, 285326), (179, 143460), (180, 142663), (358, 71730), (537, 47820), (716, 35865), (797, 32220), (895, 28692), (1074, 23910), (1594, 16110), (1611, 15940), (1790, 14346), (2148, 11955), (2391, 10740), (2685, 9564), (3188, 8055), (3222, 7970), (3580, 7173), (3985, 6444), (4782, 5370)]