179925525

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 350368200

約数和(自身を除く): 170442675

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 137, 195, 225, 325, 411, 449, 585, 685, 975, 1233, 1347, 1781, 2055, 2245, 2925, 3425, 4041, 5343, 5837, 6165, 6735, 8905, 10275, 11225, 16029, 17511, 20205, 26715, 29185, 30825, 33675, 44525, 52533, 61513, 80145, 87555, 101025, 133575, 145925, 184539, 262665, 307565, 400725, 437775, 553617, 799669, 922695, 1313325, 1537825, 2399007, 2768085, 3998345, 4613475, 7197021, 11995035, 13840425, 19991725, 35985105, 59975175, 179925525]

約数ペア:

[(1, 179925525), (3, 59975175), (5, 35985105), (9, 19991725), (13, 13840425), (15, 11995035), (25, 7197021), (39, 4613475), (45, 3998345), (65, 2768085), (75, 2399007), (117, 1537825), (137, 1313325), (195, 922695), (225, 799669), (325, 553617), (411, 437775), (449, 400725), (585, 307565), (685, 262665), (975, 184539), (1233, 145925), (1347, 133575), (1781, 101025), (2055, 87555), (2245, 80145), (2925, 61513), (3425, 52533), (4041, 44525), (5343, 33675), (5837, 30825), (6165, 29185), (6735, 26715), (8905, 20205), (10275, 17511), (11225, 16029)]