51628850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1621}}^1$

素因数の和:1660

約数の個数: 72

約数和(自身を含む): 120375108

約数和(自身を除く): 68746258

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 637, 650, 910, 1225, 1274, 1621, 2275, 2450, 3185, 3242, 4550, 6370, 8105, 11347, 15925, 16210, 21073, 22694, 31850, 40525, 42146, 56735, 79429, 81050, 105365, 113470, 147511, 158858, 210730, 283675, 295022, 397145, 526825, 567350, 737555, 794290, 1032577, 1053650, 1475110, 1985725, 2065154, 3687775, 3971450, 5162885, 7375550, 10325770, 25814425, 51628850]

約数ペア:

[(1, 51628850), (2, 25814425), (5, 10325770), (7, 7375550), (10, 5162885), (13, 3971450), (14, 3687775), (25, 2065154), (26, 1985725), (35, 1475110), (49, 1053650), (50, 1032577), (65, 794290), (70, 737555), (91, 567350), (98, 526825), (130, 397145), (175, 295022), (182, 283675), (245, 210730), (325, 158858), (350, 147511), (455, 113470), (490, 105365), (637, 81050), (650, 79429), (910, 56735), (1225, 42146), (1274, 40525), (1621, 31850), (2275, 22694), (2450, 21073), (3185, 16210), (3242, 15925), (4550, 11347), (6370, 8105)]