3995468750

素因数分解:

$2^1\times 5^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 9253101312

約数和(自身を除く): 5257632562

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 125, 130, 175, 182, 250, 281, 325, 350, 455, 562, 625, 650, 875, 910, 1250, 1405, 1625, 1750, 1967, 2275, 2810, 3125, 3250, 3653, 3934, 4375, 4550, 6250, 7025, 7306, 8125, 8750, 9835, 11375, 14050, 15625, 16250, 18265, 19670, 21875, 22750, 25571, 31250, 35125, 36530, 40625, 43750, 49175, 51142, 56875, 70250, 78125, 81250, 91325, 98350, 109375, 113750, 127855, 156250, 175625, 182650, 203125, 218750, 245875, 255710, 284375, 351250, 406250, 456625, 491750, 546875, 568750, 639275, 878125, 913250, 1015625, 1093750, 1229375, 1278550, 1421875, 1756250, 2031250, 2283125, 2458750, 2843750, 3196375, 4390625, 4566250, 6146875, 6392750, 7109375, 8781250, 11415625, 12293750, 14218750, 15981875, 21953125, 22831250, 30734375, 31963750, 43906250, 57078125, 61468750, 79909375, 114156250, 153671875, 159818750, 285390625, 307343750, 399546875, 570781250, 799093750, 1997734375, 3995468750]

約数ペア:

[(1, 3995468750), (2, 1997734375), (5, 799093750), (7, 570781250), (10, 399546875), (13, 307343750), (14, 285390625), (25, 159818750), (26, 153671875), (35, 114156250), (50, 79909375), (65, 61468750), (70, 57078125), (91, 43906250), (125, 31963750), (130, 30734375), (175, 22831250), (182, 21953125), (250, 15981875), (281, 14218750), (325, 12293750), (350, 11415625), (455, 8781250), (562, 7109375), (625, 6392750), (650, 6146875), (875, 4566250), (910, 4390625), (1250, 3196375), (1405, 2843750), (1625, 2458750), (1750, 2283125), (1967, 2031250), (2275, 1756250), (2810, 1421875), (3125, 1278550), (3250, 1229375), (3653, 1093750), (3934, 1015625), (4375, 913250), (4550, 878125), (6250, 639275), (7025, 568750), (7306, 546875), (8125, 491750), (8750, 456625), (9835, 406250), (11375, 351250), (14050, 284375), (15625, 255710), (16250, 245875), (18265, 218750), (19670, 203125), (21875, 182650), (22750, 175625), (25571, 156250), (31250, 127855), (35125, 113750), (36530, 109375), (40625, 98350), (43750, 91325), (49175, 81250), (51142, 78125), (56875, 70250)]