66754325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 97225920

約数和(自身を除く): 30471595

約数列:

[1, 5, 11, 17, 25, 55, 85, 109, 131, 187, 275, 425, 545, 655, 935, 1199, 1441, 1853, 2227, 2725, 3275, 4675, 5995, 7205, 9265, 11135, 14279, 20383, 24497, 29975, 36025, 46325, 55675, 71395, 101915, 122485, 157069, 242743, 356975, 509575, 612425, 785345, 1213715, 2670173, 3926725, 6068575, 13350865, 66754325]

約数ペア:

[(1, 66754325), (5, 13350865), (11, 6068575), (17, 3926725), (25, 2670173), (55, 1213715), (85, 785345), (109, 612425), (131, 509575), (187, 356975), (275, 242743), (425, 157069), (545, 122485), (655, 101915), (935, 71395), (1199, 55675), (1441, 46325), (1853, 36025), (2227, 29975), (2725, 24497), (3275, 20383), (4675, 14279), (5995, 11135), (7205, 9265)]