15684500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 39137280

約数和(自身を除く): 23452780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 125, 127, 130, 190, 247, 250, 254, 260, 325, 380, 475, 494, 500, 508, 635, 650, 950, 988, 1235, 1270, 1300, 1625, 1651, 1900, 2375, 2413, 2470, 2540, 3175, 3250, 3302, 4750, 4826, 4940, 6175, 6350, 6500, 6604, 8255, 9500, 9652, 12065, 12350, 12700, 15875, 16510, 24130, 24700, 30875, 31369, 31750, 33020, 41275, 48260, 60325, 61750, 62738, 63500, 82550, 120650, 123500, 125476, 156845, 165100, 206375, 241300, 301625, 313690, 412750, 603250, 627380, 784225, 825500, 1206500, 1568450, 3136900, 3921125, 7842250, 15684500]

約数ペア:

[(1, 15684500), (2, 7842250), (4, 3921125), (5, 3136900), (10, 1568450), (13, 1206500), (19, 825500), (20, 784225), (25, 627380), (26, 603250), (38, 412750), (50, 313690), (52, 301625), (65, 241300), (76, 206375), (95, 165100), (100, 156845), (125, 125476), (127, 123500), (130, 120650), (190, 82550), (247, 63500), (250, 62738), (254, 61750), (260, 60325), (325, 48260), (380, 41275), (475, 33020), (494, 31750), (500, 31369), (508, 30875), (635, 24700), (650, 24130), (950, 16510), (988, 15875), (1235, 12700), (1270, 12350), (1300, 12065), (1625, 9652), (1651, 9500), (1900, 8255), (2375, 6604), (2413, 6500), (2470, 6350), (2540, 6175), (3175, 4940), (3250, 4826), (3302, 4750)]