125403750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 120

約数和(自身を含む): 346501584

約数和(自身を除く): 221097834

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 125, 142, 150, 157, 213, 225, 250, 314, 355, 375, 426, 450, 471, 625, 639, 710, 750, 785, 942, 1065, 1125, 1250, 1278, 1413, 1570, 1775, 1875, 2130, 2250, 2355, 2826, 3195, 3550, 3750, 3925, 4710, 5325, 5625, 6390, 7065, 7850, 8875, 10650, 11147, 11250, 11775, 14130, 15975, 17750, 19625, 22294, 23550, 26625, 31950, 33441, 35325, 39250, 44375, 53250, 55735, 58875, 66882, 70650, 79875, 88750, 98125, 100323, 111470, 117750, 133125, 159750, 167205, 176625, 196250, 200646, 266250, 278675, 294375, 334410, 353250, 399375, 501615, 557350, 588750, 798750, 836025, 883125, 1003230, 1393375, 1672050, 1766250, 2508075, 2786750, 4180125, 5016150, 6966875, 8360250, 12540375, 13933750, 20900625, 25080750, 41801250, 62701875, 125403750]

約数ペア:

[(1, 125403750), (2, 62701875), (3, 41801250), (5, 25080750), (6, 20900625), (9, 13933750), (10, 12540375), (15, 8360250), (18, 6966875), (25, 5016150), (30, 4180125), (45, 2786750), (50, 2508075), (71, 1766250), (75, 1672050), (90, 1393375), (125, 1003230), (142, 883125), (150, 836025), (157, 798750), (213, 588750), (225, 557350), (250, 501615), (314, 399375), (355, 353250), (375, 334410), (426, 294375), (450, 278675), (471, 266250), (625, 200646), (639, 196250), (710, 176625), (750, 167205), (785, 159750), (942, 133125), (1065, 117750), (1125, 111470), (1250, 100323), (1278, 98125), (1413, 88750), (1570, 79875), (1775, 70650), (1875, 66882), (2130, 58875), (2250, 55735), (2355, 53250), (2826, 44375), (3195, 39250), (3550, 35325), (3750, 33441), (3925, 31950), (4710, 26625), (5325, 23550), (5625, 22294), (6390, 19625), (7065, 17750), (7850, 15975), (8875, 14130), (10650, 11775), (11147, 11250)]