28070600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 70308000

約数和(自身を除く): 42237400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 83, 89, 95, 100, 152, 166, 178, 190, 200, 332, 356, 380, 415, 445, 475, 664, 712, 760, 830, 890, 950, 1577, 1660, 1691, 1780, 1900, 2075, 2225, 3154, 3320, 3382, 3560, 3800, 4150, 4450, 6308, 6764, 7387, 7885, 8300, 8455, 8900, 12616, 13528, 14774, 15770, 16600, 16910, 17800, 29548, 31540, 33820, 36935, 39425, 42275, 59096, 63080, 67640, 73870, 78850, 84550, 140353, 147740, 157700, 169100, 184675, 280706, 295480, 315400, 338200, 369350, 561412, 701765, 738700, 1122824, 1403530, 1477400, 2807060, 3508825, 5614120, 7017650, 14035300, 28070600]

約数ペア:

[(1, 28070600), (2, 14035300), (4, 7017650), (5, 5614120), (8, 3508825), (10, 2807060), (19, 1477400), (20, 1403530), (25, 1122824), (38, 738700), (40, 701765), (50, 561412), (76, 369350), (83, 338200), (89, 315400), (95, 295480), (100, 280706), (152, 184675), (166, 169100), (178, 157700), (190, 147740), (200, 140353), (332, 84550), (356, 78850), (380, 73870), (415, 67640), (445, 63080), (475, 59096), (664, 42275), (712, 39425), (760, 36935), (830, 33820), (890, 31540), (950, 29548), (1577, 17800), (1660, 16910), (1691, 16600), (1780, 15770), (1900, 14774), (2075, 13528), (2225, 12616), (3154, 8900), (3320, 8455), (3382, 8300), (3560, 7885), (3800, 7387), (4150, 6764), (4450, 6308)]