12172500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{541}}^1$

素因数の和:571

約数の個数: 90

約数和(自身を含む): 38520482

約数和(自身を除く): 26347982

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, 541, 625, 750, 900, 1082, 1125, 1250, 1500, 1623, 1875, 2164, 2250, 2500, 2705, 3246, 3750, 4500, 4869, 5410, 5625, 6492, 7500, 8115, 9738, 10820, 11250, 13525, 16230, 19476, 22500, 24345, 27050, 32460, 40575, 48690, 54100, 67625, 81150, 97380, 121725, 135250, 162300, 202875, 243450, 270500, 338125, 405750, 486900, 608625, 676250, 811500, 1014375, 1217250, 1352500, 2028750, 2434500, 3043125, 4057500, 6086250, 12172500]

約数ペア:

[(1, 12172500), (2, 6086250), (3, 4057500), (4, 3043125), (5, 2434500), (6, 2028750), (9, 1352500), (10, 1217250), (12, 1014375), (15, 811500), (18, 676250), (20, 608625), (25, 486900), (30, 405750), (36, 338125), (45, 270500), (50, 243450), (60, 202875), (75, 162300), (90, 135250), (100, 121725), (125, 97380), (150, 81150), (180, 67625), (225, 54100), (250, 48690), (300, 40575), (375, 32460), (450, 27050), (500, 24345), (541, 22500), (625, 19476), (750, 16230), (900, 13525), (1082, 11250), (1125, 10820), (1250, 9738), (1500, 8115), (1623, 7500), (1875, 6492), (2164, 5625), (2250, 5410), (2500, 4869), (2705, 4500), (3246, 3750)]