31203284300

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{857}}^1\times {\mathrm{4091}}^1$

素因数の和:5051

約数の個数: 72

約数和(自身を含む): 68568580080

約数和(自身を除く): 37365295780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 857, 890, 1714, 1780, 2225, 3428, 4091, 4285, 4450, 8182, 8570, 8900, 16364, 17140, 20455, 21425, 40910, 42850, 76273, 81820, 85700, 102275, 152546, 204550, 305092, 364099, 381365, 409100, 728198, 762730, 1456396, 1525460, 1820495, 1906825, 3505987, 3640990, 3813650, 7011974, 7281980, 7627300, 9102475, 14023948, 17529935, 18204950, 35059870, 36409900, 70119740, 87649675, 175299350, 312032843, 350598700, 624065686, 1248131372, 1560164215, 3120328430, 6240656860, 7800821075, 15601642150, 31203284300]

約数ペア:

[(1, 31203284300), (2, 15601642150), (4, 7800821075), (5, 6240656860), (10, 3120328430), (20, 1560164215), (25, 1248131372), (50, 624065686), (89, 350598700), (100, 312032843), (178, 175299350), (356, 87649675), (445, 70119740), (857, 36409900), (890, 35059870), (1714, 18204950), (1780, 17529935), (2225, 14023948), (3428, 9102475), (4091, 7627300), (4285, 7281980), (4450, 7011974), (8182, 3813650), (8570, 3640990), (8900, 3505987), (16364, 1906825), (17140, 1820495), (20455, 1525460), (21425, 1456396), (40910, 762730), (42850, 728198), (76273, 409100), (81820, 381365), (85700, 364099), (102275, 305092), (152546, 204550)]