131584700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{797}}^1$

素因数の和:951

約数の個数: 72

約数和(自身を含む): 310313472

約数和(自身を除く): 178728772

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 127, 130, 254, 260, 325, 508, 635, 650, 797, 1270, 1300, 1594, 1651, 2540, 3175, 3188, 3302, 3985, 6350, 6604, 7970, 8255, 10361, 12700, 15940, 16510, 19925, 20722, 33020, 39850, 41275, 41444, 51805, 79700, 82550, 101219, 103610, 165100, 202438, 207220, 259025, 404876, 506095, 518050, 1012190, 1036100, 1315847, 2024380, 2530475, 2631694, 5060950, 5263388, 6579235, 10121900, 13158470, 26316940, 32896175, 65792350, 131584700]

約数ペア:

[(1, 131584700), (2, 65792350), (4, 32896175), (5, 26316940), (10, 13158470), (13, 10121900), (20, 6579235), (25, 5263388), (26, 5060950), (50, 2631694), (52, 2530475), (65, 2024380), (100, 1315847), (127, 1036100), (130, 1012190), (254, 518050), (260, 506095), (325, 404876), (508, 259025), (635, 207220), (650, 202438), (797, 165100), (1270, 103610), (1300, 101219), (1594, 82550), (1651, 79700), (2540, 51805), (3175, 41444), (3188, 41275), (3302, 39850), (3985, 33020), (6350, 20722), (6604, 19925), (7970, 16510), (8255, 15940), (10361, 12700)]