155719900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1493}}^1$

素因数の和:1663

約数の個数: 72

約数和(自身を含む): 389037600

約数和(自身を除く): 233317700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 149, 175, 298, 350, 596, 700, 745, 1043, 1490, 1493, 2086, 2980, 2986, 3725, 4172, 5215, 5972, 7450, 7465, 10430, 10451, 14900, 14930, 20860, 20902, 26075, 29860, 37325, 41804, 52150, 52255, 74650, 104300, 104510, 149300, 209020, 222457, 261275, 444914, 522550, 889828, 1045100, 1112285, 1557199, 2224570, 3114398, 4449140, 5561425, 6228796, 7785995, 11122850, 15571990, 22245700, 31143980, 38929975, 77859950, 155719900]

約数ペア:

[(1, 155719900), (2, 77859950), (4, 38929975), (5, 31143980), (7, 22245700), (10, 15571990), (14, 11122850), (20, 7785995), (25, 6228796), (28, 5561425), (35, 4449140), (50, 3114398), (70, 2224570), (100, 1557199), (140, 1112285), (149, 1045100), (175, 889828), (298, 522550), (350, 444914), (596, 261275), (700, 222457), (745, 209020), (1043, 149300), (1490, 104510), (1493, 104300), (2086, 74650), (2980, 52255), (2986, 52150), (3725, 41804), (4172, 37325), (5215, 29860), (5972, 26075), (7450, 20902), (7465, 20860), (10430, 14930), (10451, 14900)]