2947500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{131}}^1$

素因数の和:161

約数の個数: 90

約数和(自身を含む): 9381372

約数和(自身を除く): 6433872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 131, 150, 180, 225, 250, 262, 300, 375, 393, 450, 500, 524, 625, 655, 750, 786, 900, 1125, 1179, 1250, 1310, 1500, 1572, 1875, 1965, 2250, 2358, 2500, 2620, 3275, 3750, 3930, 4500, 4716, 5625, 5895, 6550, 7500, 7860, 9825, 11250, 11790, 13100, 16375, 19650, 22500, 23580, 29475, 32750, 39300, 49125, 58950, 65500, 81875, 98250, 117900, 147375, 163750, 196500, 245625, 294750, 327500, 491250, 589500, 736875, 982500, 1473750, 2947500]

約数ペア:

[(1, 2947500), (2, 1473750), (3, 982500), (4, 736875), (5, 589500), (6, 491250), (9, 327500), (10, 294750), (12, 245625), (15, 196500), (18, 163750), (20, 147375), (25, 117900), (30, 98250), (36, 81875), (45, 65500), (50, 58950), (60, 49125), (75, 39300), (90, 32750), (100, 29475), (125, 23580), (131, 22500), (150, 19650), (180, 16375), (225, 13100), (250, 11790), (262, 11250), (300, 9825), (375, 7860), (393, 7500), (450, 6550), (500, 5895), (524, 5625), (625, 4716), (655, 4500), (750, 3930), (786, 3750), (900, 3275), (1125, 2620), (1179, 2500), (1250, 2358), (1310, 2250), (1500, 1965), (1572, 1875)]