260242275

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 445114368

約数和(自身を除く): 184872093

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 185, 191, 491, 555, 573, 925, 955, 1473, 2455, 2775, 2865, 4775, 7067, 7365, 12275, 14325, 18167, 21201, 35335, 36825, 54501, 90835, 93781, 106005, 176675, 272505, 281343, 454175, 468905, 530025, 1362525, 1406715, 2344525, 3469897, 7033575, 10409691, 17349485, 52048455, 86747425, 260242275]

約数ペア:

[(1, 260242275), (3, 86747425), (5, 52048455), (15, 17349485), (25, 10409691), (37, 7033575), (75, 3469897), (111, 2344525), (185, 1406715), (191, 1362525), (491, 530025), (555, 468905), (573, 454175), (925, 281343), (955, 272505), (1473, 176675), (2455, 106005), (2775, 93781), (2865, 90835), (4775, 54501), (7067, 36825), (7365, 35335), (12275, 21201), (14325, 18167)]