129778950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{17657}}^1$

素因数の和:17686

約数の個数: 72

約数和(自身を含む): 374420232

約数和(自身を除く): 244641282

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 7350, 17657, 35314, 52971, 88285, 105942, 123599, 176570, 247198, 264855, 370797, 441425, 529710, 617995, 741594, 865193, 882850, 1235990, 1324275, 1730386, 1853985, 2595579, 2648550, 3089975, 3707970, 4325965, 5191158, 6179950, 8651930, 9269925, 12977895, 18539850, 21629825, 25955790, 43259650, 64889475, 129778950]

約数ペア:

[(1, 129778950), (2, 64889475), (3, 43259650), (5, 25955790), (6, 21629825), (7, 18539850), (10, 12977895), (14, 9269925), (15, 8651930), (21, 6179950), (25, 5191158), (30, 4325965), (35, 3707970), (42, 3089975), (49, 2648550), (50, 2595579), (70, 1853985), (75, 1730386), (98, 1324275), (105, 1235990), (147, 882850), (150, 865193), (175, 741594), (210, 617995), (245, 529710), (294, 441425), (350, 370797), (490, 264855), (525, 247198), (735, 176570), (1050, 123599), (1225, 105942), (1470, 88285), (2450, 52971), (3675, 35314), (7350, 17657)]