156790257715

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1\times {\mathrm{4241}}^1$

素因数の和:4880

約数の個数: 64

約数和(自身を含む): 233374885632

約数和(自身を除く): 76584627917

約数列:

[1, 5, 7, 13, 35, 65, 91, 193, 421, 455, 965, 1351, 2105, 2509, 2947, 4241, 5473, 6755, 12545, 14735, 17563, 21205, 27365, 29687, 38311, 55133, 81253, 87815, 148435, 191555, 275665, 385931, 406265, 568771, 818513, 1056289, 1785461, 1929655, 2843855, 4092565, 5281445, 5729591, 7394023, 8927305, 10640669, 12498227, 23210993, 28647955, 36970115, 53203345, 62491135, 74484683, 116054965, 162476951, 344593973, 372423415, 812384755, 1722969865, 2412157811, 4479721649, 12060789055, 22398608245, 31358051543, 156790257715]

約数ペア:

[(1, 156790257715), (5, 31358051543), (7, 22398608245), (13, 12060789055), (35, 4479721649), (65, 2412157811), (91, 1722969865), (193, 812384755), (421, 372423415), (455, 344593973), (965, 162476951), (1351, 116054965), (2105, 74484683), (2509, 62491135), (2947, 53203345), (4241, 36970115), (5473, 28647955), (6755, 23210993), (12545, 12498227), (14735, 10640669), (17563, 8927305), (21205, 7394023), (27365, 5729591), (29687, 5281445), (38311, 4092565), (55133, 2843855), (81253, 1929655), (87815, 1785461), (148435, 1056289), (191555, 818513), (275665, 568771), (385931, 406265)]