1378128500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9157}}^1$

素因数の和:9226

約数の個数: 96

約数和(自身を含む): 3520188672

約数和(自身を除く): 2142060172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 125, 140, 172, 175, 215, 250, 301, 350, 430, 500, 602, 700, 860, 875, 1075, 1204, 1505, 1750, 2150, 3010, 3500, 4300, 5375, 6020, 7525, 9157, 10750, 15050, 18314, 21500, 30100, 36628, 37625, 45785, 64099, 75250, 91570, 128198, 150500, 183140, 228925, 256396, 320495, 393751, 457850, 640990, 787502, 915700, 1144625, 1281980, 1575004, 1602475, 1968755, 2289250, 2756257, 3204950, 3937510, 4578500, 5512514, 6409900, 7875020, 8012375, 9843775, 11025028, 13781285, 16024750, 19687550, 27562570, 32049500, 39375100, 49218875, 55125140, 68906425, 98437750, 137812850, 196875500, 275625700, 344532125, 689064250, 1378128500]

約数ペア:

[(1, 1378128500), (2, 689064250), (4, 344532125), (5, 275625700), (7, 196875500), (10, 137812850), (14, 98437750), (20, 68906425), (25, 55125140), (28, 49218875), (35, 39375100), (43, 32049500), (50, 27562570), (70, 19687550), (86, 16024750), (100, 13781285), (125, 11025028), (140, 9843775), (172, 8012375), (175, 7875020), (215, 6409900), (250, 5512514), (301, 4578500), (350, 3937510), (430, 3204950), (500, 2756257), (602, 2289250), (700, 1968755), (860, 1602475), (875, 1575004), (1075, 1281980), (1204, 1144625), (1505, 915700), (1750, 787502), (2150, 640990), (3010, 457850), (3500, 393751), (4300, 320495), (5375, 256396), (6020, 228925), (7525, 183140), (9157, 150500), (10750, 128198), (15050, 91570), (18314, 75250), (21500, 64099), (30100, 45785), (36628, 37625)]