25537140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 84490560

約数和(自身を除く): 58953420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 131, 135, 171, 180, 190, 228, 262, 270, 285, 342, 361, 380, 393, 513, 524, 540, 570, 655, 684, 722, 786, 855, 1026, 1083, 1140, 1179, 1310, 1444, 1572, 1710, 1805, 1965, 2052, 2166, 2358, 2489, 2565, 2620, 3249, 3420, 3537, 3610, 3930, 4332, 4716, 4978, 5130, 5415, 5895, 6498, 7074, 7220, 7467, 7860, 9747, 9956, 10260, 10830, 11790, 12445, 12996, 14148, 14934, 16245, 17685, 19494, 21660, 22401, 23580, 24890, 29868, 32490, 35370, 37335, 38988, 44802, 47291, 48735, 49780, 64980, 67203, 70740, 74670, 89604, 94582, 97470, 112005, 134406, 141873, 149340, 189164, 194940, 224010, 236455, 268812, 283746, 336015, 425619, 448020, 472910, 567492, 672030, 709365, 851238, 945820, 1276857, 1344060, 1418730, 1702476, 2128095, 2553714, 2837460, 4256190, 5107428, 6384285, 8512380, 12768570, 25537140]

約数ペア:

[(1, 25537140), (2, 12768570), (3, 8512380), (4, 6384285), (5, 5107428), (6, 4256190), (9, 2837460), (10, 2553714), (12, 2128095), (15, 1702476), (18, 1418730), (19, 1344060), (20, 1276857), (27, 945820), (30, 851238), (36, 709365), (38, 672030), (45, 567492), (54, 472910), (57, 448020), (60, 425619), (76, 336015), (90, 283746), (95, 268812), (108, 236455), (114, 224010), (131, 194940), (135, 189164), (171, 149340), (180, 141873), (190, 134406), (228, 112005), (262, 97470), (270, 94582), (285, 89604), (342, 74670), (361, 70740), (380, 67203), (393, 64980), (513, 49780), (524, 48735), (540, 47291), (570, 44802), (655, 38988), (684, 37335), (722, 35370), (786, 32490), (855, 29868), (1026, 24890), (1083, 23580), (1140, 22401), (1179, 21660), (1310, 19494), (1444, 17685), (1572, 16245), (1710, 14934), (1805, 14148), (1965, 12996), (2052, 12445), (2166, 11790), (2358, 10830), (2489, 10260), (2565, 9956), (2620, 9747), (3249, 7860), (3420, 7467), (3537, 7220), (3610, 7074), (3930, 6498), (4332, 5895), (4716, 5415), (4978, 5130)]