28678500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{6373}}^1$

素因数の和:6398

約数の個数: 72

約数和(自身を含む): 90485304

約数和(自身を除く): 61806804

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, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 6373, 12746, 19119, 25492, 31865, 38238, 57357, 63730, 76476, 95595, 114714, 127460, 159325, 191190, 229428, 286785, 318650, 382380, 477975, 573570, 637300, 796625, 955950, 1147140, 1433925, 1593250, 1911900, 2389875, 2867850, 3186500, 4779750, 5735700, 7169625, 9559500, 14339250, 28678500]

約数ペア:

[(1, 28678500), (2, 14339250), (3, 9559500), (4, 7169625), (5, 5735700), (6, 4779750), (9, 3186500), (10, 2867850), (12, 2389875), (15, 1911900), (18, 1593250), (20, 1433925), (25, 1147140), (30, 955950), (36, 796625), (45, 637300), (50, 573570), (60, 477975), (75, 382380), (90, 318650), (100, 286785), (125, 229428), (150, 191190), (180, 159325), (225, 127460), (250, 114714), (300, 95595), (375, 76476), (450, 63730), (500, 57357), (750, 38238), (900, 31865), (1125, 25492), (1500, 19119), (2250, 12746), (4500, 6373)]