89169100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 201080880

約数和(自身を除く): 111911780

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 89, 100, 172, 178, 215, 233, 356, 430, 445, 466, 860, 890, 932, 1075, 1165, 1780, 2150, 2225, 2330, 3827, 4300, 4450, 4660, 5825, 7654, 8900, 10019, 11650, 15308, 19135, 20038, 20737, 23300, 38270, 40076, 41474, 50095, 76540, 82948, 95675, 100190, 103685, 191350, 200380, 207370, 250475, 382700, 414740, 500950, 518425, 891691, 1001900, 1036850, 1783382, 2073700, 3566764, 4458455, 8916910, 17833820, 22292275, 44584550, 89169100]

約数ペア:

[(1, 89169100), (2, 44584550), (4, 22292275), (5, 17833820), (10, 8916910), (20, 4458455), (25, 3566764), (43, 2073700), (50, 1783382), (86, 1036850), (89, 1001900), (100, 891691), (172, 518425), (178, 500950), (215, 414740), (233, 382700), (356, 250475), (430, 207370), (445, 200380), (466, 191350), (860, 103685), (890, 100190), (932, 95675), (1075, 82948), (1165, 76540), (1780, 50095), (2150, 41474), (2225, 40076), (2330, 38270), (3827, 23300), (4300, 20737), (4450, 20038), (4660, 19135), (5825, 15308), (7654, 11650), (8900, 10019)]