9938540975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{2531}}^1$

素因数の和:2792

約数の個数: 48

約数和(自身を含む): 13676446080

約数和(自身を除く): 3737905105

約数列:

[1, 5, 11, 25, 55, 109, 131, 275, 545, 655, 1199, 1441, 2531, 2725, 3275, 5995, 7205, 12655, 14279, 27841, 29975, 36025, 63275, 71395, 139205, 157069, 275879, 331561, 356975, 696025, 785345, 1379395, 1657805, 3034669, 3647171, 3926725, 6896975, 8289025, 15173345, 18235855, 36140149, 75866725, 91179275, 180700745, 397541639, 903503725, 1987708195, 9938540975]

約数ペア:

[(1, 9938540975), (5, 1987708195), (11, 903503725), (25, 397541639), (55, 180700745), (109, 91179275), (131, 75866725), (275, 36140149), (545, 18235855), (655, 15173345), (1199, 8289025), (1441, 6896975), (2531, 3926725), (2725, 3647171), (3275, 3034669), (5995, 1657805), (7205, 1379395), (12655, 785345), (14279, 696025), (27841, 356975), (29975, 331561), (36025, 275879), (63275, 157069), (71395, 139205)]