75345675

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 129896448

約数和(自身を除く): 54550773

約数列:

[1, 3, 5, 15, 25, 43, 61, 75, 129, 183, 215, 305, 383, 645, 915, 1075, 1149, 1525, 1915, 2623, 3225, 4575, 5745, 7869, 9575, 13115, 16469, 23363, 28725, 39345, 49407, 65575, 70089, 82345, 116815, 196725, 247035, 350445, 411725, 584075, 1004609, 1235175, 1752225, 3013827, 5023045, 15069135, 25115225, 75345675]

約数ペア:

[(1, 75345675), (3, 25115225), (5, 15069135), (15, 5023045), (25, 3013827), (43, 1752225), (61, 1235175), (75, 1004609), (129, 584075), (183, 411725), (215, 350445), (305, 247035), (383, 196725), (645, 116815), (915, 82345), (1075, 70089), (1149, 65575), (1525, 49407), (1915, 39345), (2623, 28725), (3225, 23363), (4575, 16469), (5745, 13115), (7869, 9575)]